As Owen gets pulled deeper into the FBI’s investigation of the motorcycle gang, Sgt. O’Brien makes a confession to him; Meanwhile, Grace and the 126 respond to a call from a man who claims his girlfriend slipped over the side of a cliff and Carlos searches for a missing friend, putting his own life in danger.
Elenco: Rob Lowe , Jim Parrack , Ronen Rubinstein , Natacha Karam , Brian Michael Smith , Rafael Silva , Sierra McClain , Julian Works , Gina Torres , Liv Tyler .