在这部笨蛋喜剧/爱情片中,大须秀成（成宫宽贵 饰）是一名平凡的大学生，整日里过着无所事事的平淡日子。一次偶然之中，秀城结识了名为吉竹额子（内田有纪 饰）的二十七岁女子，两人很快就发生了关系。尽管面对额子的热情和奔放，秀城常常会觉得不知所措，但随着时间的推移，秀城还是对这个神秘的女人产生了深深的迷恋。然而，某一日，秀城却听到了额子即将结婚的消息。
之后，秀城毕业了，在家人的介绍下，他认识了可爱温柔的翔子，尽管生活里什么也不缺，但秀城觉得心中始终有着一个无底的黑洞，吸收着他所有的感情和快乐。最终，自暴自弃的秀城沦落到了一无所有的境地，就在此时，他再度得到了额子的消息。
10 years ago Hide, a college student, meets Gakuko Yuki, an older woman, through work. They become lovers with Hide falling hard for Yuki. The following year, Yuki abruptly announces one day that she is going to marry another man. This devastates Hide. Hide eventually finishes college and finds a job, but his yearning for Yuki leads him into depression and alcoholism. Meanwhile, Yuki is involved in a car accident and suffers a life altering injury. Now, 10 years later the two former lovers come across each other once again. They are both shells of their former selves.
バカもの。对自己不负责的人都是个杯具。不要相信这是一部爱情片。那时我还不理解。转眼就过。
