Nadine Espinoza is a character that appears in the fourth season episode "Heartbreak Hotel". Nadine is in a relationship with Security Technician, Daniel Sullivan. She works as a personal concierge for the Sapphire Casino in Atlantic City for the victim, Sam Siegel, the owner of the Casino, who was harboring feelings for her. After her attempts to quit her job, Siegel bought the mortgage on her parents' house in Queens and threatened to evict them if she didn't sleep with him.