Mac's nemesis trap him and Jack inside Mac's home with explosives. Mac uses a karaoke microphone to alert the team.
Following the bombing at the Hump Bar, the wives struggle to put their lives back together; Roxy awaits word about Trevor from his superiors, and -- with the news of Joan's pregnancy -- Roland and Joan re-evaluate their relationship.
A botched museum heist delivers unexpected consequences; Lucas, Carrie and Job renew their partnership.
Walker tries to clear Trivette after he is suspended by an old enemy following the accidental shooting of a six-year-old boy.
Rayna sets a wedding date. Meanwhile, Juliette works to hide the secret that could prevent her from getting a movie role and Luke's new back-up singer asserts her presence.