留着飞机头的东方仗助拥有神秘的“替身”，这让他和他人截然不同。他通过“替身”制止了一场便利店抢劫案，结果反被连续杀人事件的制造者安杰洛——片桐安十郎（山田孝之 饰）盯上。不久后，名叫空条承太郎（伊势谷友介 饰）的男子来到杜王町，东方由此知道了自己的身世。与此同时，名叫虹村形兆（冈田将生 饰）且拥有替身能力的男人露出了他的爪牙，一场大战在所难免…… 本片根据荒木飞吕彦的同名漫画改编。
计划是这样的，和可爱的女孩子说了话或是做出 了时髦的举动，青春点数就会上升，反之则下降，这样一来，在毕业之前成为一个狂拽酷炫的青年将不再是梦想。 在大都市中，丹羽真寄宿在了姑姑家，没想到，一直以为独居的姑姑家中，居然住着一个各方面看起来都非常奇怪的电波女艾莉欧（大龟明日香 配音）。就这样，丹羽真和艾莉欧的同居生活拉开了序幕，有这样一个令人青春点数大跌的女孩伴在身边，丹羽真的梦想还能够实现吗？
Video artist Ryosuke visits the suburb of Furano in Hokkaido, tuikan.cc where his friend lives, in order to shoot a video. His car breaks down and Ryosuke decides to walk to a house and ask for a phone. The person that opens the door is his former girlfriend and first love Haruka. They meet for the first time in 23 years. Even though Ryosuke knows that she is married, he takes her to his video shooting and they get close. Ryosuke leaves Hokkaido in 2 days and he asks Haruka to spend one more day with him.
