Family Affair

The squad investigates the suspicious death of a fellow law enforcement officer's (Roxann Dawson) daughter; Capt. Raydor focuses her efforts on Detective Sanchez.

Roger has been making excuses about prior commitments, prompting the Smiths to realize that he has been "cheating" on them with other families. The Smiths take action to teach Roger a lesson about monogamy until Roger discovers for himself why he is not a one-family kind of guy.

Nathan tries to keep Haley calm after Taylor shows up at their house with Quinn's ex-husband in tow. Julian sticks up for Alex on the set of their movie, and Brooke leans on Alexander to ease her heartache. Meanwhile, Clay gets a chance to prove his commitment to Quinn by helping her through a dinner with her sister and David.

Carroll and Mandy sneak into the house of a young mother with two children. The mother, Jenna, is revealed to be a friend of Carroll and provides him with a fake ID and cash. She tells Carroll she has not been able to find Carroll's son, Joey. The FBI finds out that Lily Gray was adopted by a billionaire and inherited his money. There are no records of her giving birth but a former housekeeper gave birth to twin boys before her death. When Luke and Lily arrive at a large country estate, they are greeted by Mark as well as a diverse group of three who refer to Lily as their mother. Emma is also at the house and remains uncomfortable despite Lily's attempts at warming up to her. When Carroll calls, Emma hesitantly tells him that it is safe for him to come there. Carroll arrives and upon embracing Emma, she bursts into hysterical tears before he moves on to meet the rest of the group. Meanwhile, Ryan Hardy continues to track Agent Mendez and the FBI's work on the case, despite their unsuccessful surveillance of him. Max helps Ryan find David's (Lily's lawyer) residence where, upon arrival, he finds him dead on the floor. His murderer, Gisele, gets away before Ryan realizes who she is. Ryan is arrested by Agent Mendez but is released soon-after. Weston, who still doesn't believe Carroll could be alive, visits Max at her office and advises her to back off from helping Ryan. She insists she has no involvement. After a chase through city streets and two physical fights between Gisele and Max, and then Ryan, Gisele gets on a train just before it pulls out of the station. Ryan calls Max and she reveals she is on the train, looking at Gisele. Agent Mendez makes a phone call to her significant other, informing her that she will working late and will be unable to pick up the kids. Her partner is revealed to be Carroll's friend, Jenna. She complains that she had to give up becoming an FBI agent in order to care for their kids.