Natsume Ichika is a very ordinary high school girl who once had a close childhood friend, Maki Matsubara. However, the two became estranged and have not spoken to each other for more than a year. When they both end up in the same class and both become members of the gardening committee, Ichika sees an opportunity to make up with Maki. However, Maki still refuses to even make eye contact with her… Until one day, when Maki suddenly comes over to Ichika's house. She wanted to show Ichika something unexpected: cat ears growing out of her head! A high school girl who loves cats and a childhood friend who has become as carefree as a cat herself. A story about a slightly mysterious "curse" is about to start!