: Riri uses forbidden magic to erase Yukana’s memories of Tsukasa, preventing her from being a future threat. Because this violates wizard laws, Riri is banished from the human world.
: Refusing to let Riri go, Anzu uses her unique "non-heroine" status to add Riri as a romance candidate . This loophole allows Riri to return to the human world in their human form. "Romantic Killer" Last Story!?(2022)
: The 12-episode anime covered all four volumes of Wataru Momose’s original manga. : Riri uses forbidden magic to erase Yukana’s