在这部骑士惊悚片中,商人克里斯蒂安是一位与妻子离婚的父亲，最近正陷入在女儿死亡的痛苦中。一天，他收到一个匿名的包裹，里面有一盘录像带，记录了她的女儿喝得醉醺醺后被人虐待的情形。愤怒的克里斯蒂安立即踏上了一段不计后果的行程以寻找答案。在路上，他遇到了一个离家出走的少女爱丽丝，一段易碎的友谊也随之展开。
Christian, a divorced father and white collar businessman grieves over the complicated death of his daughter. When a video arrives anonymously in the mail, featuring his daughter heavily intoxicated and mistreated, Christian sets out on a reckless journey to find answers. Fuelled by rage and sorrow, the death toll quickly rises as he uncovers an ugly truth. Along the way he meets Alice, a young runaway not unlike his daughter and a fragile friendship begins to unfold.
