Who killed the rabbit?

Seven girls were kidnapped and taken to an abandoned school all because of a strange question. It turns out to be a game of death, where there’s a murderer with rabbit mask who will try to kill them. In this game of death, only the true “rabbit” can be saved from death. But who is the real rabbit? Suspicion and hate, where the lies are intertwined behind the game and what kind of truth is hidden… 谁杀死了兔子, Shéi shā sǐle tùzǐ, ¿Quien mato al conejo?