The nurse, apart from her better judgement, cut into the mother's body, spilling the blood on her hands and a knife. She played on the idea that the Boss had some empathy for babies, so she didn't need to provide a body. 

Thankfully the boss didn't come in for a while, until closing time. 

"You disposed of it?" He asked with a solemn tone despite being the one that told her to. 

"Yes, Boss. Just as you told me to." She said locking up her station and preparing to leave. "Have a good night, sir." She said as she left the building, with a child in her bag.