The setting is a training camp in a certain mountain village. In this place rich in nature, an unprecedented tragedy begins to unfold... The story begins when an escaped robber and murderer takes over a training camp surrounded by the sea and mountains. Eleven basketball players, who just happened to be using the camp, find themselves confined in the building. The criminals, treating it like a game, start preying on the girls they've trapped in the basement. Amidst this despair, with no end in sight, what will become of their fate..?