Marie, an independent and militant sex worker who has never needed to rely on anyone, not even to raise her son. When the latter is thrown off his post-graduate cookery course, Marie is unable to make her peace with it. Dreaming of a greater future for him, she decides to sign him up for one of the best cookery schools in France, but her income won’t cover the tuition fees. She...。某日,大卫在阁楼里找到了身为科学家的父亲留下的遗物——一台摄像机和一套图纸,让大卫感到震惊的是,这套图纸的内容竟然和如何制造一台时光机器有关。叫来了妹妹克里斯蒂娜、好友坤恩和亚当,以及暗恋的女孩杰西,一行五人用努力竟然真的制造出了时间机器。
使用时间机器,大卫和好友们频繁的回到过去,弥补了生命中大大小小的遗憾,也实现了心目里各式各样的幻想,但随着时间的推移,大卫发现,他们的所作所为有可能导致地球大爆炸。。