Black Knight

5-8 investigates the construction of a new district in post-apocalyptic Korea. Sa Wol and Seul Ah experience an unexpected attack.

Sul Ah begins to investigate the recent tragedy. Sa Wol grapples with guilt. 5-8 discovers a dark scheme taking place in the shadows.

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.

Sa Wol advances to the final round. Ryu Suk reveals his disturbing plans for the upcoming migration, despite his father's opposition.

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.

Confronted with a crisis, Suk executes his endgame. 5-8 and Sul Ah team up to stop Cheonmyeong once and for all.