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

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

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

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

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

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

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.

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