Éric 和 Patrice 自高中起便是好友。Éric 是个经营寿司店的花花公子,而Patrice却是实行一夫一妻制的医生。在一次郊外小屋醉酒的晚上,俩人摔下了楼梯,醒来发现自己回到了1986年的17岁。重返过去是否可以帮助他们重获新生呢?。Returning home from an ordinary day at the office, Virgílio finds a rather disturbing message on his answering machine: Clara informs that she is leaving him. Virgílio is used to women leaving him, for him it is even more a certainty than gravity, but he has no recollection of this so-called Clara. He panics, wonders if he's seriously ill or amnesiac, runs to his shrink, thinks...。