The Oni Sisters of the Hidden Village ~An Oni's Role~

The Oni Sisters of the Hidden Village ~An Oni's Role~ (隠れ里の鬼姉妹 ～鬼の役割～) is a limited edition short story that was handed out on a first come, first served basis to individuals who purchased over 3000 Yen of merchandise at the Shibuya Marui department store, Tokyo, during Rem and Ram's official birthday event in 2020.

Characters

 * Rem
 * Ram