 Josh tries to calm Reva down! She has Sheila pinned against the wall demanding to know why she was going through Billy s wallet. Sheila claims it was to retrieve a business card that Billy asked for, which Josh finds in the wallet to collaborate her story. Marina arrives at the police station dressed as a hooker for an undercover assignment, only to discover the producers of "The Law" set the whole thing up. Gus and Harley worry about their custody hearing with Judge Green. Individually, each approach Green to plead their case, but both only make the cantankerous judge angry and hurt their case. Harley confesses her fears about Sydney s custody to Cassie who tells her that being a good parent means always worrying about your children. Jonathan and Tammy make love outside the Spaulding Island home in the tropics and Lizzie witnesses the entire affair. Lizzie trashes the inside of the house. Billy returns and finds Reva, Sheila, Josh, and a security guard in his room. Billy comes to Sheila s rescue. Josh tells Billy that Sheila was in Oklahoma digging into their family records. Billy knows all about it! He was the one that asked Sheila to find some pictures of H.B. for the hospital. Billy has Josh and Reva arrested. Jonathan comes back to find Lizzie desperately trying to clean up the beach house, when questioned Lizzie spins the story that when Jonathan leaves her alone, she feels as if she needs to do bad things and is worried she might hurt herself. Jonathan takes Lizzie back to Springfield for a hospital visit. Rick tells Jonathan that based on the symptoms Lizzie described, she appears to be suffering from postpartum depression. Dr. Bauer asks Jon to spend even more time with Lizzie to help her through her troubles, which puts a damper on Jonathan s plans to break up with Lizzie and resume his relationship with Tammy. Cassie bails Reva and Josh out of jail and issues a warning to her sister to leave Josh out of her "schemes". Cassie tells Reva that if Sheila is trouble for Billy and the rest of the family, they will all confront her together as a team.