11화: 만겅츠가 시스이와 대화하고 신겅츠에게 메시지를 보내기로 결정한다
2019년 9월 14일 방영
Mangetsu, who has become uncertain of her own existence, runs into Kuon's older sister, Shisui. As she talks with Shisui, Mangetsu feels moved to send a message to Shingetsu. Meanwhile, Shingetsu is convinced that Mangetsu is suffering because of the wish she made, and her guilt brings her to tears. As she's talking with Mangetsu, she becomes unable to bear it any longer and runs from the house... (Source: Crunchyroll)