On House of Lies Season 4 Episode 3, Marty and Jeannie are at odds when decided how to handle a potential client while Doug and Sarah are still struggling to conceive. Meanwhile, Marty's little brother Malcolm is back in town and causing trouble.
Marty learns the ropes of prison life from a cell mate and considers a business deal with a fellow prisoner. Jeannie tries to salvage Kaan and Associates while wrestling with a huge secret that will change everything forever.
The fourth season sees the return of Marty Kaan and the fallout after he was sent to prison at the end of last season. Kaan and Associates try to land a big new client. Jeannie is looking to repair the damage she's done and Marty is dealing with the aftermath that his prison sentence has caused to everyone in his life.
Sgt. Terry is sick of Jake constantly borrowing money and demands that he be paid back. But Jake think that the Sgt. is keeping a secret. Capt. Holt and Amy work to solve a cold case and Jake decides to work off his debt, with hilarious results.
Jake incurs the wrath of the rest of the detectives and Gina when he invites the Captain to a weekend getaway. Boyle tries to teach Rosa the subtle art of texting seduction while Gina's desire to see a six drink version of Amy finally comes true to unexpected results.