Irreversible

　　A couple on the verge of a nasty divorce attempt to sell their empty love nest and move on with their lives, separately. After a successful open house they are horrified to discover, days later, that a potential buyer didn't leave their home. While Alice is being held captive in the basement, the unannounced house guest moves in upstairs. She senses her capture is being kept a rebellious secret. She knows her way only way out if she can only get out alive.

Petch想摆脱杀手生涯，但逃离过去谈何容易？在爱情、忠诚与复仇之间挣扎，他被迫接下最后一单。每一枪响起，赌注都在升级。他的未来与自由，全系于最后一颗子弹。 　　“终极任务，致命一枪，无路可退。”

　　在那场悲剧发生25年后，一个年轻的少年发现了属于他祖父的神秘盒子……