Five years after their summer together in Barcelona, Xavier, William, Wendy, Martine and Isabelle reunite.

A strait-laced French student moves into an apartment in Barcelona with a cast of six other characters from all over Europe. Together, they speak the international language of love and friendship.

Dr Sánchez Blanch owns and operates a psychiatric hospital where he specializes in hypnotizing his severely emotionally disturbed patients.

胡安（加里·皮奎尔 Gary Piquer 饰）是一个内向而又敏感的孩子，一心想要成为生物学家的他常常因为这个梦想而被其他的孩子嘲笑，因此倍感孤独。一次偶然中，胡安邂逅了住在家对面的名为露西亚（西尔维娅·蒙特 Silvia Munt 饰）的女孩，露西亚的美丽和开朗深深的吸引了胡安的注意，为了能够接近露西亚，胡安常常在躲在窗帘后面默默的观察着女孩的一举一动。
终于，露西亚答应了胡安的约会请求，然而约会当天，胡安却因为意外的发生而迟到了，当胡安终于赶到剧院时，一切都已经为时已晚。一晃眼多年过去，胡安如愿成为了知名的生物学家，而露西亚也嫁为人妻，可是，她的感情生活却并不顺利。

A nerdy film student and lifelong voyeur begins to believe that two lovely young strangers may have conspired to commit a brutal murder.