酒后失态的政府官员泽城廉司(浅野忠信 饰)因盗窃事件被杂志报道,遭到停职反省的处罚。他在风俗店邂逅了花名为“柠檬”的援交女郎富田由理子(小泉今日子 饰)。由理子丈夫去世,为还债不得不将女儿托付给故乡的母亲,独自出来赚钱。两个失意之人惺惺相惜,倍感苦闷的由理子希望见女儿一面,于是他们一同踏上前往北海道的旅途。 但旅途上的烦恼依然多多,由理子的父母拒绝她和女儿见面,廉司则被单位单方面开除。二人生之无望,决定携手走向死亡…… 本片由鸣海章同名小说改编。An alcoholic civil servant wakes up under a cherry tree in Tokyo next to a bar hostess with whom he's impulsively made a suicide pact. Though he's now changed his mind, he agrees to travel with her to Hokkaido, her preferred site for ending it all. An elegiac road movie of restrained emotion.