Twenty years after the Demon King was defeated by the Hero's party——. Dido, a mortician working at his family's funeral parlor, meets Ninanina, the legendary witch who was once a member of the Hero's party. Due to the nature of witches, who cause disasters if they die leaving lingering regrets behind, Ninanina asks Dido to help her with her "end-of-life preparations" (Syuukatsu)...!? A journey story of a mortician boy and his first-love witch, filling out their end-of-life bucket list!!