Sean, Claire, Wes and Lena look into the past of the man who first encountered Drill over three decades earlier -- before Drill murders him.

Cast: Barry Sloane, Milo Ventimiglia, Callum Seagram Airlie, David Andrews, Kyle Harrison Breitkopf, Kristen Connolly, Martin Cummins, Spencer Drever, Kayden Magnuson, Jay Paulson, Lily Rabe, Patrick Rinehart, Olesia Shewchuk, Ava Telek