[Machine Translation] The main character "Suzu Jugoya" is a high school girl who belongs to the koto club (koto = Japanese harp) at a certain young lady's school in a rural area. While she and her fellow club members are in the midst of practicing for an autumn competition, mysterious incidents begin to occur around them. There was once a strange custom at their school where female students formed a special "sisterhood" with each other, and there were rumors that the ghosts of female students who were torn apart by this custom would appear.... (CERO Age rating: 15 and up)