情事：年轻的后妈

　　George is the scapegoat of his classmates. One day he cracks and shoots them. His best and only friend Blaise is accused in his place and sentenced to 7 years in a psychiatric hospital. At the day of his release, Blaise realizes he only has one family: his best friend George. But he does not want to hear about his childhood friend, as he tries to integrate with the "Chivers" a gang whose members wear red jackets and boots, drink milk, drive sport trucks and play an incomprehensible and violent game that mixes cricket and mental arithmetic.

由于他们的父亲处于昏迷状态，护士Seon-young敦促她的兄弟Il-hoe举办一场假葬礼，因为他负担不起儿子的学费，有可能看到他错过大学。他们伪造死亡证明并欺骗医院，但随着压力的增加，他们的计划开始以意想不到的方式瓦解。

　　2011年夏天，无数枚陨石坠落地球，竟导致12个国家的沿海城市系数毁灭。原来陨石实则有一群神秘的外星人操纵。外星人凭借陨石着陆地球，展开残酷无情的屠杀和破坏。作为世界上的头号超级大国，美国自然也无法避免这场灾难，随着入侵者的则多，美国只有西太平洋的洛杉矶暂未沦陷。海军陆战队中士麦克·纳兹（艾伦·艾克哈特 Aaron Eckhart 饰）受命编入威廉姆·马丁内斯中尉（拉蒙·罗德里格兹 Ramon Rodriguez 饰）的小分队，准备与外星人展开殊死搏杀。　　适值此时，外星入侵者成功登陆，并杀入人口稠密的圣莫尼卡区。军方决定诱敌深入，再对敌人施以空中打击。为了营救无辜，纳兹和马丁内斯的小分队义无反顾冲了进去……

两个黑帮大佬和他心爱的女人，度过人生中最玩命的一夜求生战。一部“时光机”的出现，令这一夜瞬间变成时空错乱的闹剧……