After an encounter with another survivor, Kamen considers the weight of his actions, while Azi experiences a change of heart.

While Ursula faces an all-too familiar adversary, Azi and Levi find themselves pitted against a formidable new foe.

As Ursula races to reach the ship, Azi fights to get free and Kamen faces a haunting new vision. Onboard the Demeter, Kris finally meets her match.

In a bid to save the surviving crew, Azi and Ursula face-off against their greatest threat yet, while a conflicted Barry weighs an important decision.