阿绿(武田玲奈 饰)的爸爸妈妈离婚了,之后,阿绿跟爸爸(渡边俊美 饰)一起开始了相依为命的生活。虽然爸爸从来都没有下过厨,也不太会做饭,但是为了阿绿能够吃到健康营养的午餐,爸爸还是决定开始给女儿做便当。 刚开始,不善厨艺的爸爸总是做出令女儿震惊的黑暗料理,虽然便当很难出,但阿绿还是会将它们吃的干干净净,毕竟便当里凝结着爸爸对自己的爱。随着时间的推移,爸爸的厨艺越来越好,与此同时,阿绿结识了名叫尤吉(清原翔 饰)的男孩,两人坠入了情网。在阿绿的请求下,爸爸的工作量增加了,做起了双人份便当,虽然端出的便当越来越色香味俱全,但阿绿和尤吉之间的恋情还是走到了尽头。This film was inspired by a real-life story of a Japanese father who for the three years his daughter spent at high school prepared daily bento lunch boxes for her leading to delicious, interesting or offbeat creations. In all cases, he put an effort into equipping his daughter with sustenance for school.