Winter is here. During a typical lunch break, high school student Kazuyuki Sano notices the mysterious Fuyumi Satō, a classmate with purple hair known for her ability to swiftly disappear without a trace, sitting alone in the corner of the lunch hall. At first, she seems cold and reticent, ...

Sozen Kurosawa is saved by a stranger after nearly drowning. He was unable to see his saviour’s face, nor could he thank them. All he remembers is their voice. After getting hit by a ball during PE, Sozen is sent to medical to get checked up on. That’s when he meets the new school nurse, Riho ...