Sawako Kuronuma is the perfect heroine...for a horror movie. Nicknamed Sadako after the haunting movie character, everyone is afraid to come near her for fear of being cursed. But her whole life changes when she befriends the most popular boy in class, Shota Kazehaya.

Spring is in the air, but doubts about the future bloom along with the flowers for Sawako and her friends. A bright spot in this season of worry is White Day, where the boys return gifts for the ones they received on Valentine's Day. Kazehaya has a very special gift in store for Sawako!