Black Knight

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

Seol Ah begins to investigate the recent tragedy. Sa Wol grapples with guilt. 5-8 discovers a dark scheme taking place in the shadows. (Source: Netflix)

5-8 warns Seol Ah about the chilling facts surrounding her investigation. Sa Wol partakes in an intense tournament in the hopes of becoming a deliveryman. (Source: Netflix)

Sa Wol advances to the final round. Ryu Seok reveals his disturbing plans for the upcoming migration, despite his father's opposition. (Source: Netflix)

In the aftermath of Ryu Seok's ploy, 5-8 plans to take him — and Cheon Myeong — down. Having finally achieved his dream, Sa Wol takes up his first mission. (Source: Netflix)

Confronted with a crisis, Seok executes his endgame. 5-8 and Seol Ah team up to stop Cheon Myeong once and for all. (Source: Netflix)