Hal accuses Barbara of having an affair with Craig, which she denies. Jennifer overhears and confronts Barbara. Jen calls her mother a hypocrite and declares she will make her own rules from now on regarding sex. Jack pulls away from his passionate kiss with Carly, insisting they focus on tonight's mission. Jack realizes that Julia stopped by the station and could have seen him and Carly kissing. He calls Julia, who is anxious but cryptic. Jack promises he will be home after he completes police business with Carly. Mei Lin warns Craig that Carly's life could be in danger. Carly finally returns to Craig, covering that she was with Parker. Jack and Hal listen from the stakeout van and Hal warns Jack he's playing a dangerous game with Carly. Meanwhile, a panicked Julia leaves Craig a message revealing that Carly is wearing a wire! She has second thoughts and calls back to retract the message, but it's too late. Jack and Hal are concerned when Craig won't answer Carly's questions about tonight's transactions. He's barely hiding his fury after receiving Julia's message. Finally, Craig asks Carly point blank if she's betraying him. Julia calls Jack to alert him. He's enraged and fears for Carly's safety. Julia decides to head out and find Jack herself.