Hajime Kugayama, a boy living in the countryside, has returned to where he began: his former classmate Akira Momose, on whom he used to have a crush. Just as he is resigned to enjoying a bittersweet youth...

Meet the Skeleton Soldier, a meager but fiercely loyal fighter who serves to protect its master, Lady Succubus. Its dream of a peaceful life with her is shattered when they're both brutally murdered by a group...