Summer of 2014. Kenichi, a pure-hearted young man, returned home after a long absence. After paying respects at his family's grave, he visited his aunt Ayako, who lived in a neighboring village. It had been twelve years since he last saw her—since he was a boy. As he passed through the gate, he was greeted by his aunt's familiar, gentle smile, and something inside him began to stir uneasily. Feelings he'd never experienced as a child slowly awakened deep in his abdomen. In the warm, mature atmosphere, Kenichi finally spoke up. "Come to think of it, Auntie... why have you stayed single all this time...?"