Frustrated at the slow progress, Connarty gives Donnie a week to get some actionable dirt on Axe. Little does he know that a janitor in the District Attorney's Office is working as an informant for Axe and overhears the conversation. With the knowledge that there's a mole inside his company, Axe take action to weed him out, which puts Connarty's operation in jeopardy. Meanwhile, a secret from Axe's past that Lara attempted to bury is in danger of getting leaked to the press. Damian Lewis, Paul Giamatti, Malin Akerman and Maggie Siff star.