Episode 1
Episode: 1x01 | Airdate: May 12, 2023 (48 min)
5-8 investigates the construction of a new district in post-apocalyptic Korea. Sa Wol and Seul Ah experience an unexpected attack.
Season 1
Episode 2
Episode: 1x02 | Airdate: May 12, 2023 (52 min)
Sul Ah begins to investigate the recent tragedy. Sa Wol grapples with guilt. 5-8 discovers a dark scheme taking place in the shadows.
Episode 3
Episode: 1x03 | Airdate: May 12, 2023 (47 min)
5-8 warns Sul Ah about the chilling facts surrounding her investigation. Sa Wol partakes in an intense tournament in the hopes of becoming a deliveryman.
Episode 4
Episode: 1x04 | Airdate: May 12, 2023 (46 min)
Sa Wol advances to the final round. Ryu Suk reveals his disturbing plans for the upcoming migration, despite his father's opposition.
Episode 5
Episode: 1x05 | Airdate: May 12, 2023 (45 min)
In the aftermath of Ryu Suk's ploy, 5-8 plans to take him — and Cheonmyeong — down. Having finally achieved his dream, Sa Wol takes up his first mission.
Episode 6
Episode: 1x06 | Airdate: May 12, 2023 (45 min)
Confronted with a crisis, Suk executes his endgame. 5-8 and Sul Ah team up to stop Cheonmyeong once and for all.