As a cataclysmic flood threatens to wipe humanity off the face of the earth, Gu An-na (Kim Da-mi), a single mother and researcher, must weather a world-ending flood and save her son. As she tries to escape the floodwaters and reach the top of their 30-story apartment building, she realizes she’s a part of something much larger than herself. Directed by Kim Byung-woo (The Terror Live), the Korean disaster flick also stars Park Hae-soo (Squid Game).