A teenage girl is captured by a giant mutated squid-like creature that appears from Seoul's Han River after toxic waste was dumped in it, prompting her family into a frantic search for her.

• Chungeorahm Film
• Boston Investments
• Song Kang-ho
• Byun Hee-bong
• Park Hae-il
• Bae Doona
• Go A-sung
• Oh Dal-su
• Lee Jae-eung
• Lee Dong-ho