Breakfast was an oddly normal affair, considering Cael had just publicly tested potentially contaminated water and was now waiting to see if he'd die from it. Count Vance was having a better morning, well enough to sit at the table without being propped up by pillows, and he kept shooting Cael curious glances between bites of porridge.

"Building wells," he said finally, his voice still weak but clearer than yesterday. "Never thought I'd see you interested in construction."

"Neither did I," Cael admitted, which was technically true if you didn't count his entire previous life. "But it's fascinating once you start understanding the principles. How different materials interact, how force distributes through structures, how to manipulate water flow..."

He trailed off, realizing he was getting enthusiastic about engineering in front of people who thought math was something scholars did in dusty libraries. His father was looking at him with a mixture of confusion and something that might have been pride.

"You sound like my father," Count Vance said softly. "Your grandfather. He was always going on about structures and foundations. Drove my mother mad."

Cael felt a jolt of surprise. "Grandfather was interested in construction?"

"Obsessed with it. Rebuilt half the manor himself, back in his day. Always said a lord should understand the bones of what he ruled—the literal bones, the buildings and bridges and systems that held everything together." His father smiled faintly. "I never inherited that inclination. But maybe you did."

It was a lifeline, an explanation for Cael's sudden expertise that didn't rely on impossible truths. He could be channeling some latent family talent, finally manifesting after years of dormancy. People would believe that more readily than any alternative.

"Maybe I did," Cael agreed quietly.

After breakfast, Lillian appeared at his study door, her eyes bright with curiosity. Cael cleared space at his desk and spread out the well plans.

"The key is understanding that water naturally filters through soil," he began, falling into teacher mode. "But natural filtration isn't enough when the water source is contaminated from the start. So we create an artificial filtration system that mimics and amplifies the natural process."

He walked her through each layer, explaining the function of gravel, sand, and charcoal. Lillian listened intently, asking sharp questions that showed she was actually following the logic.

"And this works because the particles that cause sickness are larger than water molecules?" she asked.

"Exactly. Well, mostly. Some contaminants are chemical rather than physical, but the charcoal helps with those through a process called adsorption..."

He caught himself. Adsorption wasn't a term this world would know. "The charcoal attracts and holds certain substances. I can't explain exactly why, that's beyond current... knowledge. But empirically, it works."

Lillian studied the plans thoughtfully. "Could this be applied to other things? Not just wells, but... waste disposal? You mentioned sewage systems yesterday."

Cael felt his estimation of his sister rise sharply. She was making conceptual leaps, seeing applications beyond the immediate problem. She had an engineer's mind.

"Yes," he said, trying not to sound too excited. "Absolutely yes. The same principles of filtration and separation can be applied to waste management. In fact, that's one of my next priorities—proper sewage systems to keep waste separate from clean water sources."

"Show me," Lillian demanded, leaning forward eagerly.

Cael spent the next two hours showing her his preliminary plans for the estate's development. Sewage systems, road improvements, irrigation upgrades, crop rotation schedules, storage facilities, even a basic concept for water-powered mills. Lillian absorbed it all, asking questions, pointing out potential problems, suggesting modifications based on her knowledge of the local terrain and resources.

"You know," Cael said eventually, sitting back and looking at his sister with new appreciation, "you'd make an excellent engineer."

Lillian laughed, but there was an edge to it. "I'm a woman. The best I can hope for is to marry well and manage a household."

The bitterness in her voice was unmistakable. Cael frowned, his modern sensibilities colliding with medieval reality. In his old world, some of the best engineers he'd worked with were women. Here, apparently, Lillian's obvious intelligence was considered irrelevant because of her gender.

"That's stupid," he said bluntly.

Lillian blinked at him in surprise.

"You're clearly brilliant," Cael continued. "You understood these concepts faster than some engineers I've worked with. Waste of talent to just... marry you off to some noble who'll expect you to embroider and produce heirs."

"Worked with?" Lillian's tone was sharp. "What engineers have you worked with?"

Damn. Cael caught his slip too late. "I meant... theoretically. If engineers existed who were as quick as you."

Lillian's eyes narrowed. She was too smart to miss inconsistencies, and Cael was making too many of them. He needed to be more careful.

"Brother," she said slowly, "what happened to you? Mother's right, you're completely different. It's not just the knowledge, it's... everything. The way you talk, the way you think, even the way you hold yourself. You're like a different person."

Cael's mind raced. Lillian was intelligent, perceptive, and clearly suspicious. He could deflect, but that would only make her more curious. Maybe... maybe partial truth was the answer.

"What if I told you," he said carefully, "that I feel like a different person? That something happened that changed how I see everything, and now I can't go back to how I was before?"

"What kind of something?"

"I don't know how to explain it." That was absolutely true. "But I know this: the old Sarek was killing this family. Killing himself, killing all of you, destroying everything through negligence and selfishness. I can't be that person anymore. I won't be. Even if I don't fully understand how or why I changed, I know I can't go back."

Lillian studied him for a long moment. "Promise me something," she said finally.

"What?"

"Whatever you're planning, whatever changes you're making—take me with you. Let me help. I'm tired of sitting in drawing rooms pretending to care about gossip when there's real work to be done. If you're going to transform this estate, I want to be part of it."

Cael felt a grin spread across his face. An ally. A genuinely intelligent, motivated ally who understood both his plans and the local context. He'd be an idiot to refuse.

"Deal," he said, extending his hand. "Welcome to the infrastructure revolution, Lillian."

She shook his hand firmly, smiling back. "This is going to be fun."

"This is going to be exhausting, dangerous, and probably insane," Cael corrected. "But yes. Also fun."

The next three days passed in a blur of activity. Cael continued drinking exclusively from the new well, as did the other volunteers. He monitored everyone carefully for any signs of illness, fever, stomach problems, unusual fatigue. Nothing appeared. The water was clean, the system was working, and the estate's population was starting to believe that maybe, just maybe, their young lord actually knew what he was doing.

Meanwhile, Cael worked on his comprehensive development plan. With Lillian's help, she turned out to be invaluable for understanding local resources and social dynamics, he created a detailed roadmap for the estate's transformation.

Priority One: Clean water for everyone. The well had proven the concept; now they needed to scale it up. He designed training programs to teach local workers well construction, identified optimal locations for new wells in each village, and calculated material requirements.

Priority Two: Sewage and sanitation. Disease was killing productivity. Proper waste management would reduce illness, which would increase workforce efficiency, which would improve economic output. He sketched plans for basic septic systems and drainage networks.

Priority Three: Agricultural improvements. The estate's fields were exhausted from poor management. Crop rotation, better irrigation, and improved storage would increase yields significantly. He met with farmers, explained the concepts, and faced skepticism that gradually turned to cautious interest.

Priority Four: Infrastructure repair. Roads, bridges, public buildings, all needed work. Better infrastructure meant better trade, which meant more revenue. He prioritized the most critical repairs and designed maintenance schedules.

Priority Five: Revenue generation. This was the key to everything else. Without money, they couldn't fund improvements. Without improvements, they couldn't generate money. The cycle needed to be broken somewhere. Cael identified quick-win opportunities: improving market facilities to attract more traders, streamlining tax collection, developing new revenue streams through better resource utilization.

It was an ambitious plan. Possibly an impossible plan. But it was also their only chance.

On the third day after the well's completion, Cael called a meeting with his family and Temil to present the comprehensive development strategy. He'd stayed up most of the previous night finalizing the details, cross-checking calculations, making sure every piece fit together into a coherent whole.

Now, standing before the assembled group in what had once been a formal dining room and was now effectively his war room, with maps and plans covering every surface, Cael felt the weight of the moment.

This was it. This was where he either convinced them he could save the estate, or where they decided he'd completely lost his mind.

"Thank you for coming," he began, his voice steady despite his nerves. "I've spent the past three days developing a comprehensive plan for the estate's development and economic recovery. What I'm about to show you is ambitious. Some of it will seem impossible. But I promise you, every element is achievable if we work together and follow the plan precisely."

He unrolled his master timeline on the large table. "We have four weeks until the tax collector arrives. In that time, we need to demonstrate concrete progress and negotiate a payment extension. Then we have approximately two years to completely transform the estate's economic situation. This is how we do it."

For the next hour, Cael walked them through every detail. The water systems, the agricultural reforms, the infrastructure repairs, the revenue projections. He showed them how each piece connected, how improvements in one area enabled progress in others, how the whole system was designed to create a positive feedback loop of increasing productivity and prosperity.

Lady Mavena listened with intense focus, occasionally interrupting with sharp questions about costs or logistics. Count Vance nodded along, looking more alert and engaged than Cael had seen him since arriving. Lillian already knew most of it but contributed suggestions and clarifications. Temil scribbled notes frantically, his eyes growing wider with each new proposal.

When Cael finally finished, silence filled the room. Everyone stared at the plans, the timelines, the calculations covering the walls.

"Well?" Cael asked, trying to keep the anxiety out of his voice. "What do you think?"

Count Vance spoke first, his weak voice carrying unexpected strength. "I think," he said slowly, "that you've either found a way to save us all, or you've proven that madness runs in the family."

"Both, probably," Cael admitted.

His father smiled, actually smiled, for the first time since Cael had arrived in this world. "Then let's be mad together. I approve your plan, Lord Ashford. Use whatever resources the estate still has. Do whatever you need to do."

Lady Mavena stood, moving to examine the plans more closely. She traced the proposed sewage system with one finger, her expression thoughtful.

"The scale of this is unprecedented," she said quietly. "Even if we had the funds, which we don't, the labor required, the coordination, the risk..."

"I know," Cael said. "But doing nothing guarantees failure. This at least gives us a chance."

"More than a chance," Lillian interjected. "Brother has thought through every detail. I've checked his calculations they're good. If we can execute even half of this plan, we'll be in a completely different position by year's end."

Lady Mavena looked at her daughter, surprise flickering across her face. "You've been working on this together?"

"Someone had to help him not die from overwork," Lillian said dryly. "Besides, it's fascinating. Do you know how aqueducts distribute water pressure? I didn't, until three days ago."

Despite the tension, Cael felt a laugh bubble up. Trust Lillian to turn a crisis into an educational opportunity.

Lady Mavena shook her head, but he caught the hint of a smile. "You're both mad. Utterly mad." She turned back to Cael. "But you're our mad children, so I suppose we'll be mad with you. You have my support as well."

The relief was overwhelming. Cael felt like he could finally breathe properly for the first time in days.

"Thank you," he said quietly. "All of you. I won't let you down."

"You'd better not," his mother said tartly. "Because if this fails, we all die together."

"No pressure," Cael muttered, but he was smiling.

Temil cleared his throat nervously. "My lord, if I may... where do we start?"

Cael walked to the master timeline and tapped the first item. "Tomorrow, we begin training the first group of well construction workers. We need ten teams capable of building wells independently. While that's happening, we start the agricultural consultation tours, visiting farms, explaining crop rotation, identifying quick improvements. And I need you to compile a complete inventory of estate resources, every tool, every material, every skilled worker we have. We need to know exactly what we're working with."

"I'll start immediately, my lord." Temil gathered his notes, looking both terrified and excited.