An undercover FBI agent learns his job requires more than criminal investigations.

When Ari Adamian has no recollection of his actions, Briggs helps the Armenian gangster piece together the disturbing details of his lost night.

Johnny goes undercover to stop a gang war; Jakes and Charlie set out to take over Germaine's business; and Mike begins to piece together Briggs' plan.

The power dynamics are disrupted when Graceland has a surprise visitor. Mike is put in a precarious position. Tuturro risks his cover with Carlito.

The Solano case is in shambles. Paige is deep undercover within a sex trafficking ring. Mike and Briggs need to take extreme measures.

As the arrests of Sid and the Solanos near, even the best laid plans begin to crumble.

While Mike questions Briggs' true motivations in the Sarkissian Case, Charlie devises a new angle to catch Germaine.

The feud between the Sarkissians and a local gang heats up; Briggs' motives are revealed; and Mike hunts for the sarin gas.

Briggs learns that someone at Graceland has proof of his past crimes. the team executes a bank heist.

Plans take a turn for the worse when Charlie attempts to pull Amber from Florida; and in an effort to aid Briggs, Paige sets up a bust to pull the plug on the Sarkissian organization. However, things are not always as they seem.

As Charlie and Jakes close in on Germaine, Mike's drug addiction reaches a breaking point when he and Gusti are caught in a dangerous situation.

When a cartel puts a hit on Mike, he returns to Graceland, finding the place changed.

Even as the agents bait their final hooks against the Solano Cartel, it dawns that Sid may still have a few tricks of his own.

Ari rises through the ranks of the Armenian mob; Briggs dodges new suspicions from his housemates; and Charlie and Jakes are one step closer to taking down Germaine.

Briggs and Mike tilt rival gangs against each other. Mike learns that undercover life has moral complications.

Briggs helps Lauren with her case against the Russian Mafia. Charlie's C.I. proves unreliable during a drug deal.

Mike gets deeper into Bello's organization. Briggs and Charlie resume former identities.

Mike convinces Bello to steal from a drug cartel. Briggs helps Charlie cover up bad decisions.

Charlie decides to tell the house about her bust. Briggs must come clean. Mike believes his investigation is ending.

The Briggs-Bello alliance is tested due to an ultimatum. Mike must push his limits for the good of the case.

Bello's last strike initiates a war that Graceland must stop. Charlie meets an unusual ally. Briggs faces the past.

Charlie learns a secret about Briggs and works with a Federale. Mike finds out that Juan is missing.

Briggs and Mike search for the truth about Juan's disappearance. Briggs makes a decision about his future.

Jangles takes a Graceland member hostage. The housemates unite to save one of their own.

The team tries to find the bus line responsible for smuggling contraband into the country. Tuturro sells an antique gun to the son of a cartel leader.