四个好友被困在一个残酷的游戏秀中，面对一个扭曲的连环杀手，他们必须在倒计时中步步为营，运用智慧与勇气挣脱生死困境。每一次选择，都将决定他们是走向自由，还是迎来可怕的结局。

Marple is asked by her lawyer, Christian Gilbranson, to visit his step-mother, Carrie Louise Serro