45歲的蓋比瑞爾榭瓦利耶曾經是警察,失業寂寞又憂鬱的他像個遊魂度日,無心照顧青春期的獨生女茱麗葉。某天,他偶然接到一件可疑但酬勞優渥的工作:每日運送一個手提箱到指定地點,唯一的規則是不能打開。每日的運送讓他去到陌生的地方,遇見奇怪的人。他身為警察的好奇心與日俱增……Nuanced thriller. Renier is Gabriel Chevalier, an ex-cop whose personal life has taken a nosedive. He's a gambler, an alcoholic, a widower and single-parent to a rebellious teenage daughter. Unable to hold down regular work, he takes up the dubious offer of a job which involves sitting in an empty office waiting for the phone to ring. When it does, Chevalier is told to deliver a black briefcase to a specific address. One final instruction, he must never, ever, look inside the briefcase.