Present day, Oahu Hawaii

She slid the key into the lock, a box tucked under one arm, and nudged the door open with her foot. Deep breath. Smile. Step inside.

She’d worked hard to get here.

Her family had always moved, never more than a few years in one city, so Hawaii felt like the only place that had ever truly been home. Her mother, for reasons she refused to explain, was terrified of water and never allowed them near it. No lakes. No oceans. City life, always. But Serena craved the quiet edges of things, the salt on the wind, the drum of waves. They had visisted Hawaii once when she was thirteen, and even though Serena had loved it there, her mother had been a worried mess the entire time.

When she said she was moving back to Hawaii, her mother had a full-blown conniption, begged and sobbed and bargained. Serena, twenty-nine going on thirty, had finally decided her life belonged to her.

She’d done the sensible thing for years, nursing school, hospital shifts, a steady income, and been miserable. What she’d wanted, always, was marine biology. Her mother had vetoed it. It took Serena twenty-eight years to grow a spine big enough to choose herself. No one else was responsible for her happiness. Not even her mother, who’d been overprotective for as long as Serena could remember. Sometimes it felt like they were running from something. Serena was done running.

The rest of her life wasn’t a total disaster. She had parents. She had a job. Relationships? Less successful. Six years with Brian ended the night she swapped a shift, came home early, and found him cheating. That was the tide turning. She could pretend and carry on half-alive, or she could change everything.

So she did. A year of planning, applications, transfers, internships. Classes would start in a few days; with her biology credits from nursing, she only needed to fill the gaps for her degree. A nearby marine park had taken her on as an apprentice with a few weekly hours for credit. In the meantime, she’d picked up shifts at a beach side cafe a few blocks from her apartment. With savings and two jobs, she could start on the right foot.

Was she scared? Hell, yes. But the smile on her face as she set the box on the table said everything. She crossed to the back doors and slid them open. The beach stretched out like a promise right beyond her patio. She let the ocean breeze roll in and, for the first time in her life, felt completely at peace.

The delivery service had already dropped off the rest. She poured a glass of wine and started on the boxes, then checked her watch, thirty minutes until her first shift. No way she was going to be late. Backpack, “Chez Lily” white tee, favorite jean skirt. Hair, heavy, brown, wavy, tugged into a ponytail. Purse. Out the door.

The cafe was run by a retired couple; their daughter and son handled day-to-day. They’d been kind, if confused why someone with her education would choose minimum wage over a nurse’s salary. For Serena, it wasn’t about money. It was about a clean slate in a place that let her breathe. She’d served in a college pub, so the basics were muscle memory, but nerves still fizzed as she stepped inside the quaint, always-busy room.

She made it three steps before an apron hit her chest.

“Thank God you’re here!” the owner’s daughter blurted, snatching a dirty plate with a harried smile. “Tracey called in sick and I couldn’t reach anyone else.”

Serena slipped the apron on and fell into pace beside her, bussing tables before her official start time. It wasn’t chaos, exactly, just the sound of one woman stretched thin.

“Excuse me, can I get today’s Lily’s Special?” a customer asked as Serena passed.

“Absolutely, coming right up.” She had no idea what that meant until she spotted the chalkboard behind the counter, a cheerful splash of color listing the Daily Specials.

“Memorize that board!” the blonde called over her shoulder, pushing through the right swing door. “Right door in, left door out,” she added, dumping a tray onto a hallway dolly before sagging against the wall. Exhaustion etched her features, though her blue eyes still sparkled.

“Thank goodness you’re here,” she repeated, then flushed. “I’m Ellie, by the way.”

“Serena,” she returned, shaking her hand, studying her, really seeing her for the first time. A petite blonde, late twenties, blue eyes that sparkled even under stress. There was something about her, something Serena couldn’t quite place. Familiar. Like a face from a dream, or a memory blurred by time. The feeling tugged at her, insistent and unshakable, though no matter how she searched her mind, she couldn’t slot Ellie into her past.

Relief washed over Ellie so thoroughly she almost forgot why she’d been panicking. She took a quick, appraising look, radiant glow, slender frame, that impossibly serene smile, and those green eyes.

The rest of the day ran smoother than either of them expected. If Serena was uncertain, she never showed it. She moved with quiet competence, a kind smile for every table. Customers loved her. Tips proved it. When Ellie flipped the sign to CLOSED, Serena finally hung up her apron, exhausted but satisfied.

“Thanks for your help today,” Ellie said, grateful.

“My pleasure,” Serena replied, meaning it. It felt good to be useful.

“See you tomorrow?” Ellie asked, hesitant for reasons Serena didn’t understand.

“Bright and early.” Relief softened Ellie’s features. She unlocked the door and held it open.

“Enjoy your evening,” she said warmly.

“Oh, I will. The beach is calling me,” Serena grinned, stepping into the gold of late light.

Ellie watched her go, amused. For someone new to the island, Serena spoke about the ocean like a kid about a candy shop. It made Ellie realize she might take the salt and surf for granted, but she was more a woods and colder climate kinda gal.

Shoes off by the door, keys on the counter, patio cracked to invite the breeze, Serena collapsed onto the sofa like a stone. Amazing how an eight-hour shift could level her. No breaks, sure, but she’d worked longer stretches at the hospital. Jet lag, probably. Her body always fought time zones.

She closed her eyes and inhaled. Salt. Sun-warmed wood. A sweetness she could never quite name. Nothing compared to this.

“Meow.”

Her eyes blinked open. Dreaming?

“Meow.”

Nope. She sat up. “Meow.” Again, closer. She followed the sound to the patio doors. A small, whiskered face peered in.

Curious, she slid the door wider. The cat trotted inside like it owned the place. Serena glanced out to see if anyone was searching for a lost pet. No one. The cat wound around her ankles, purring like she’d come home.

“Well, hello there,” Serena murmured, scooping the little intruder up. A collar caught the light, strange green stitching on the back, no name tag, just a small medallion that tugged at her memory. It looked like a miniature of her mother’s necklace. Odd.

She leaned against a breakfast-bar stool, studying the cat. Friendly. Unbothered. Serena lifted her onto the counter. The cat meowed, licked Serena’s nose, then hopped down and padded toward the bedroom as if she’d been here a hundred times.

Why did this feel familiar? Previous owners’ pet? Something else? Only one way to find out.

Serena followed to find the cat already curled on her bed, perfectly at home. “Right,” Serena sighed. “Rules. Boundaries.” The cat blinked. Serena compromised, she left the patio door open just wide enough for a feline exit and went for a stroll, checking back now and then. No sign of the visitor.

An hour later she returned. The cat sat waiting just inside the door.

Of course she did.