A serial killer comes to a magical girl who is good at divination. She hides in a closet and overcomes the murderer, who sings the nursery rhyme "Momotaro" as he commits his murder, and decides to exterminate him. Accompanied by Kokkuri-san, Merry-san, and Okiku-san, the magical girl sets out to the accidental property where the murderer is hiding.

Momo is a young orphan girl who lives in the ruins of an old Roman amphitheater and becomes friends with everybody in the neighborhood. But when a powerful international corporation starts stealing everybody’s time, nobody has any time left for her, let alone their friends or families. Momo, together with Master Hora, the custodian of time, are the only ones who can go up against the time thieves before all is lost forever.

Based on the beloved children’s book by Michael Ende, Momo is a story about a barefoot girl with unkempt curls, who saves people from time thieves.

理工大学毕业的眼镜宅男麦克斯，一直孤单的生活在他科技宅的世界里。直到某个下雨天，鬼马女孩MOMO强行闯进了他的伞下，同时，也闯入了他平静的生活。 这个时时刻刻充满奇怪想法的女孩，激起了麦克斯从未有过的恋爱感觉。性格迥异的一对年轻男女，在不同的生活习惯和认知差异之下，开始了一次又一次“两性碰撞”。

理工大学毕业的眼镜宅男麦克斯，一直孤单的生活在他科技宅的世界里。直到某个下雨天，鬼马女孩MOMO强行闯进了他的伞下，同时，也闯入了他平静的生活。 这个时时刻刻充满奇怪想法的女孩，激起了麦克斯从未有过的恋爱感觉。性格迥异的一对年轻男女，在不同的生活习惯和认知差异之下，开始了一次又一次“两性碰撞”。