Two estranged brothers return to the family cottage after the death of their father. Over the course of three days they must learn to let go of the man they thought they knew, and accept responsibility for the men they have become.

Detective Murdoch finds that the man behind a flying machine that crashes in Toronto is none other than his old nemesis, James Pendrick. He learns that Pendrick is hoping to win a $1 million prize for the first controlled flight. A body is found in the rubble of the crash but someone is clearly out to steal his invention. Murdoch also has to deal with Ottawa-based spymaster Terence Meyers who says it's all a national security matter. Meanwhile, Julia returns from Vienna intent on practicing psychiatry. She's also hoping to have her marriage to D'Arcy annulled.

乍一看，米卡是个在普通不过的男孩儿。但第一眼往往带有欺骗性。比如米卡住在一个博物馆里，这个博物馆是米卡妈妈为了纪念墨西哥传奇歌手Guillermo Garibai 而开的。当妈妈为了满足日渐衰老的歌迷各地巡展时，米卡就住在这里。但更为奇怪的是米卡的气味。他身上散发着一股鱼腥的味道。无数的医生，包括他的终身私人医生，还有父母，没有人知道病因。没有人想和他做朋友。女孩子不愿和他说话。尽管他的私人医生再给他做一些治疗，但还是觉得人生没有意义，直到一个叫劳拉的女孩子走进他的生命。

以震撼人心的画面以及先进的3D技术，讲述了自然界的一大奇迹--帝王蝶的迁徙。每年秋天，帝王蝶以数百万只的规模，飞越千山万水，数千公里的路程，从美国和加拿大飞到墨西哥中部的墨西哥州和米却肯州过冬，次年3月底再飞往加拿大。影片不仅用壮观的画面展现了自然界最不可思议的生物大迁徙，并且向观众展现了科学家的执着与认真，此片正是他们40多年研究结果的完美展示。