1. Episode 1

7

. 20 April 2022. 46 min

Arman reluctantly embarks on a submarine research trip sponsored by his father. At the Incirlik Air Base, Hatice reports an unusual radiometer reading.

2. Episode 2

7.4

. 20 April 2022. 44 min

Amid a search for survivors in Kos, Arman and Defne rush to find Kenan before sunrise. Felix and Cem scramble to restore electric power to the town.

3. Episode 3

7.2

. 20 April 2022. 41 min

Inside the submarine, tensions come to a head between Arman and Umut. When Barış's actions unravel, Erenay confronts an impossible dilemma.

4. Episode 4

7.5

. 20 April 2022. 51 min

Arman and Yonca must swim out to fix a rupture, but the submarine is still in jeopardy. The Yakamoz crew discovers an intruder.

5. Episode 5

7.5

. 20 April 2022. 50 min

After Hatice reveals a shocking truth about Erenay, Umut and Yonce begin to suspect Defne. The crew tracks an airplane. Cem makes a devastating choice.

6. Episode 6

7.8

. 20 April 2022. 54 min

Umut decides to switch course and head for a seed vault in Norway. Hatice snoops inside Defne's room. The crew docks in Spain, and carnage ensues.

7. Episode 7

7.4

. 20 April 2022. 50 min

Umut reads a message from NATO that leads him to lash out against Arman. Arman sets a trap for Umut and speaks to his father on the phone.