彼此互不認識卻同時被綁架的六個陌生人,昏迷醒來後卻發現被囚禁在有人看守的密室中。一道不知名的聲音傳來要求他們六人必須在時限內,共同決定哪一人有資格安全離開這裡。究竟誰能夠問心無愧?誰又可以拆穿這精心設下的陷阱呢?When six strangers with unspeakable pasts wake up imprisoned in an abandoned warehouse, they discover they are being forced to participate in an evil experiment; Five must die. One can live. And they have two hours to decide amongst themselves who survives. The clock is ticking and if they don't decide... they all die.