An emotional love story that connects the past and present of a wizard with a secret and a black cat boy with ill fortune.

Towa, a high school student with a disposition to misfortune, always dreamt of living a happy life with a wizard named Luca. For some reason, his dreams always end with Luca crying. One day, Towa was almost hit by a car due to his usual misfortune, but was saved by his classmate, Riichi. Although they hardly knew each other, Towa found similarities between Riichi and Luca, who was also kind to her, and began to develop feelings beyond friendship. However, Riichi seems to have a big secret...