Chungeorahm Film + 13 more, Boston Investments, Cowell Investment Capital Co., IMM Venture Capital, Knowledge & Creation Ventures, M-Venture Investment, OCN, Sego Entertainment, Seoul Broadcasting System, Tube Pictures, Cineclick Asia, Happinet Pictures, CJ Entertainment, Showbox
Drama, Horror, Science Fiction
Monsters are real.
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.