Kasane

A 21-year-old man named Shinkichi works as an assistant to Toyoshiga, a captivating and seemingly ageless shamisen player. Despite their age gap, a romantic relationship develops between them. Toyoshiga becomes increasingly jealous of the attention Shinkichi receives from others, especially from a young student named O-Hisa. Her growing jealousy begins to show on her face, and at the same time, ghostly horses start appearing more frequently.