阿玉(高峰秀子饰)与卖糖为生的父亲相依为命,过着十分贫苦的生活。她因曾被有妇之夫骗去贞洁,被人认为是“残次品”,难以寻得好姻缘。某个媒婆告诉她,有位叫末造的和服店店主十分中意于她,他的妻子早已去世,因为害怕世人议论,所以只能让阿玉当情妇。阿玉误以为真,于是成为了被末造包养的情人,但很快发现,对方并不是和服店店主,而是一个声名狼藉的放贷人,同时,他的妻子也并未去世。正当阿玉感到十分痛苦之际,她遇到了医学院的大学生冈田(芥川比呂志饰),虽与对方只有短短几面之缘,但阿玉已对其芳心暗许,就当阿玉想要邀请对方与自己共进晚餐之时,事情却被末造发现。末造并未发火,而是幸灾乐祸地告诉她,冈田即将远赴德国A woman with a bad track record in her relationships with men falls for yet another when she accepts to become the mistress of a money-lender. Believing him to be a proper businessman and intending to marry her she soon discovers fragments of reality, but because of moneys owed is trapped. In the meanwhile, she falls for an idealistic student, but that is apparently not to be her reality either.