秋穗巧（中村狮童饰）的老婆槚田泠（竹内结实饰）一年前往世，便和6岁的儿子佑司（武开证饰）过着相依为命的日子。老婆临终前跟他们说，翌年的雨季便会随着雨点回来看他们。儿子坚信母亲会在这个时辰回来他们的身旁，固然秋穗巧知道这是一件很荒诞乖张的事，却不忍心向儿子说。雨季如期而至，父子居然真的迎来了“更生”的泠，泠固然掉往了所有的记忆，就连本身的身份都不清晰，但她仍是像之前一样无所不至的赐顾帮衬父子俩。可雨不克不及老是下，雨季也有告终束的一天……

Fish, a fish, is desperate to evolve into a landling. Chips, a cat, would like to return to his privileged lifestyle. Both of them need a talisman to achieve their goal. Unfortunately they are fighting for the same one, a magical bone.