Rachel and the "Serial Killer"

When Rachel Gardner ran from home, she came across a serial killer(or she thought he is) Zack. After he rescue Rachel from a drunker, she pass out and woke up in an almost run down apartment that welcomes her to stay there and becomes Zack's "partner"

This is about Rachel's new daily lives with the 5 residents of the apartment, as both Zack and Rachel develops a feeling they have never felt before.