Ashita mo Mata Yuusha no Tonari

Mao Kurose can't help but be intrigued by her classmate Kanade Momomiya, who sits next to her. She's got these mixed-up feelings she can't make sense of when suddenly, she remembers the moment when she, as the Demon Queen, killed the Hero. And that Hero has the same face as Momomiya.. A girls' story that transcends time!