每一个被遗忘的事物与自己的主人都曾有一段回忆。该动画就是关于散落于世界某一角落的记忆——Moom的故事。有一天，Moom遇到与自己有着相同经历的另一段记忆。

Every forgotten object has a memorywith its previous owner stillattached. This is a story of Moom, one of those memories stuck in thisworld. One day, Moom meets anothermemory just like him.