Clarke and Finn come face to face with a new enemy after Lincoln rescues them from Anya, while Bellamy, Raven, Octavia and Jasper deal with a vengeful Murphy. On the Ark, Jaha makes a plan to try and get to Earth.
Quest roles:
Jarod Joseph(Nathan Miller), Ricky Whittle(Lincoln), Sachin Sahel(Jackson), Chelsey Reist(Harper McIntyre), Alessandro Juliani(Jacapo Sinclair), Genevieve Buechner(Fox), Levi Meaden(Drew), Dichen Lachman(Anya), Keenan Tracey(Sterling), Brendan Meyer(Myles), Joseph Gatt(Tristan), Lizzie Boys(Patient), Ella Pitkin(Young Clarke), Ty Benefield(Young Wells), Breanna Podlasly(Grounder)