The Girl with Green Eyes: Starter

Greg is a porter at the Shepton Hotel in New York. When a girl with beautiful green eyes asks him for help, Greg can't say no.
The girl's name is Cassie, and she says she is an artist. She tells Greg that her stepfather has her sketchbooks , and now she wants them back.
Cassie also says her stepfather is staying at Greg's hotel... so what could go wrong?