Shizuku lives a simple life, dominated by her love for stories and writing. One day she notices that all the library books she has have been previously checked out by the same person: 'Seiji Amasawa'.

A peculiar girl transforms into a cat to catch her crush's attention. But before she realizes it, the line between human and animal starts to blur.

A young witch, on her mandatory year of independent life, finds fitting into a new community difficult while she supports herself by running an air courier service.