The Silent Sea

10 Best Episodes of The Silent Sea

During a perilous 24-hour mission on the moon, space explorers try to retrieve samples from an abandoned research facility steeped in classified secrets.

Written by Sophie and last updated on jan 08, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

The Silent Sea - S1E1

#8 - Balhae Lunar Research Station (Season 1 - Episode 1)

Director Choi's briefing about the mission leaves Song Jian displeased. Reaching the research station alone proves no easy feat for the crew.

The episode was rated 7.10 from 443 votes.

The Silent Sea - S1E8

#7 - The Silent Sea (Season 1 - Episode 8)


Racing against time as the research station falls under destruction, the surviving crew members decide on the fate of the mission — and their own.

The episode was rated 7.26 from 334 votes.

The Silent Sea - S1E2

#6 - Three Storages (Season 1 - Episode 2)

The crew's initial findings are at odds with their knowledge of the research station. Split into threes, the members set out to look for the sample.

The episode was rated 7.33 from 381 votes.

The Silent Sea - S1E3

#5 - Cause of Death (Season 1 - Episode 3)


Jian's body cam captures a startling moment of life and death. Submerged in sweat, Gong Soochan shows worrisome signs of an unusual infection.

The episode was rated 7.39 from 353 votes.

The Silent Sea - S1E6

#4 - Key to Salvation (Season 1 - Episode 6)

E2, Ryu Taesuk and the samples go missing. Seeing a familiar name on the intruder, Jian follows her down the vents for answers.

The episode was rated 7.47 from 323 votes.

The Silent Sea - S1E4

#3 - The Truth Comes Out (Season 1 - Episode 4)


Han Yunjae updates the director and gets access to a restricted area. The crew learns of the sample's powers and the true motive behind their mission.

The episode was rated 7.51 from 333 votes.

The Silent Sea - S1E7

#2 - Luna (Season 1 - Episode 7)

Jian opens a hard drive that chronicles Song Wonkyung's life and work on the station. Meanwhile, others uncover the remains of the experiment.

The episode was rated 7.54 from 319 votes.

The Silent Sea - S1E5

#1 - Secret Storage (Season 1 - Episode 5)


Recalling her sister's encrypted message, Jian searches the database for Luna. A young intruder and a double-crosser emerge from the shadows.

The episode was rated 7.55 from 320 votes.

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