Aqua is a young man who works for a secret agency called the DCA. However, he is currently in distress and needs help due to a mysterious situation happening in his city. Young girls between the ages of five and fifteen are constantly going missing, causing parents to keep their daughters indoors. Aqua is frustrated because he is only an assistant at the agency and feels helpless in the situation. His close friend Max left him due to his jealousy and he ended up getting involved in something dangerous. Meanwhile, a man named Hajun is after Aqua and has already killed his girlfriend, Jennifer. The situation is dire, and Aqua desperately needs assistance in solving the mystery and stopping the kidnappings.