Seasons & episodes
S0 · E1Episode 1 2025-01-20 · 64 min
No episode summary available yet.
S1 · E1Episode 1 2025-01-04 · 74 min
Coming from two different backgrounds, Gong Ryong and Eve Kim embark on a space mission. But trouble strikes after launch, jeopardizing their expedition.
S1 · E2Episode 2 2025-01-05 · 67 min
Upon arriving in space, Ryong panics as Eve threatens to ruin his secret mission. Shortly after, a crisis emerges, forcing Ryong to attempt a novel feat.
S1 · E3Episode 3 2025-01-11 · 62 min
Determined to carry out the secret mission himself, Ryong tries to circumvent Kang Kang-su. During a space walk, Eve experiences a sudden problem.
S1 · E4Episode 4 2025-01-12 · 61 min
With Eve's life in jeopardy, Ryong watches helplessly — as protocol prevents him from saving her. With every passing second, she loses precious oxygen.
S1 · E5Episode 5 2025-01-18 · 61 min
Following Ryong's sudden confession, Eve discovers a hurtful truth unfolding back on Earth. Soon, she learns of an even more disturbing reality in space.
S1 · E6Episode 6 2025-01-19 · 60 min
Eve discovers an unethical secret, forcing her to act decisively despite Ryong's objection — which drives him to take matters into his own hands.
S1 · E7Episode 7 2025-01-25 · 59 min
After Ryong learns the results of his experiment, a potential calamity approaches the crew — threatening his safety and the survival of his work.
S1 · E8Episode 8 2025-01-26 · 59 min
Eve risks everything to heroically rescue Ryong, facing treacherous danger. However, returning home seems increasingly improbable.
S1 · E9Episode 9 2025-02-01 · 59 min
With Ryong and Eve stranded in space, those on Earth scramble to save them — albeit for different reasons. Park Dong-a steps forward to take the risk.
S1 · E10Episode 10 2025-02-02 · 60 min
Despite their promises in space, Ryong and Eve return to earthly realities — facing duty, recovery, suspicions, confessions and lingering longing.
S1 · E11Episode 11 2025-02-08 · 62 min
While Ryong and Eve adjust to normal life, Chief Kang requests a detailed report of their time in space — leading them to agonize over their story.
S1 · E12Episode 12 2025-02-09 · 61 min
Choi Go-eun confronts Eve after encountering her at Ryong's place. Chief Kang advises Eve not to see Ryong again — despite Eve's true desires.
S1 · E13Episode 13 2025-02-15 · 60 min
Chief Kang summons Ryong and Kang Kang-su regarding their forbidden experiment in space. Eve uncovers a painful truth about her past.
S1 · E14Episode 14 2025-02-16 · 59 min
A deployed investigative team discovers Ryong's cell phone in space — sparking an inquiry into who is responsible for the unauthorized events there.
S1 · E15Episode 15 2025-02-22 · 59 min
The consequences of the experiment in space finally manifests, leaving Ryong devastated. Later, Eve learns that her life is about to change forever.
S1 · E16Episode 16 2025-02-23 · 72 min
As Eve's new state prevents her from coming back to Earth, Ryong commits to joining her in space. Once there, they debate a risky return to Earth.