E01 · Balhae Lunar Research Station 51m
12/24/2021
Director Choi's briefing about the mission leaves Song Ji-an displeased. Reaching the research station alone proves no easy feat for the crew.
E02 · Three Storages 47m
12/24/2021
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.
E03 · Cause of Death 48m
12/24/2021
Ji-an's body cam captures a startling moment of life and death. Submerged in sweat, Gong Soo-chan shows worrisome signs of an unusual infection.
E04 · The Truth Comes Out 45m
12/24/2021
Han Yun-jae 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.
E05 · Secret Storage 40m
12/24/2021
Recalling her sister's encrypted message, Ji-an searches the database for Luna. A young intruder and a double-crosser emerge from the shadows.
E06 · Key to Salvation 44m
12/24/2021
E2, Ryu Tae-suk and the samples go missing. Seeing a familiar name on the intruder, Ji-an follows her down the vents for answers.
E07 · Luna 40m
12/24/2021
Ji-an opens a hard drive that chronicles Song Won-kyung's life and work on the station. Meanwhile, others uncover the remains of the experiment.
E08 · The Silent Sea 48m
12/24/2021
Racing against time as the research station falls under destruction, the surviving crew members decide on the fate of the mission — and their own.
