26岁的克洛伊（梅拉尼·罗兰 Melanie Laurent 饰）至今单身，她独自一人生活在繁华而又冷漠的巴黎，遇人不淑的她似乎总被令她抓狂的怪人所包围着，过去不堪回首，未来又无从幻想，日子过得乏善可陈。但这一切都在她误拿了一只行李箱的那一天发生了改变。 　　行李箱的主人是一个叫做杰克（贾斯汀·巴萨 Justin Bartha 饰）的男子，30岁，刚刚和女友分手，本以为生命行至低谷的他却幸运的中奖...

Detective Michael Tabb knows the city of St. Louis inside and out. He has felt its true heart, as much as its dark underbelly: but he does not know who, in both the dark and light - is taking the live...