F!Y/n and M!Y/N was left behind by the rest of the children they were about to escape but they were left behind so they stayed when they were about to be ship out but a girl like their age came to save them but she was on training with her sensei but her name is violet she is training to become a demon slayer but a ghost flame one but she wants to kill muzan for killing her older sister Hu tao but yeah the Y/ns decided to become a demon slayers too F!Y/N is the dream piller and M!Y/N is blood piller and Violet is a ghost flame piller *Insert warning* Ray vs muchiro x F!Y/n Emma vs kanao x M!Y/N norman vs tanjiro X Violet enjoy Plus there will be a plot twist at the end of the series