Sankarea: Undying Love

When his cat dies, Furuya, an eccentric young man with an unhealthy obsession with zombies, attempts to revive it using an ancient book of the occult. However, his experiment attracts the attention of a beautiful high school girl, who becomes infatuated with Furuya's peculiar behavior and the eerie atmosphere surrounding him. As their unlikely friendship blossoms, Furuya's zombie-raising experiment takes on a new and unexpected direction, leading to a series of events that blur the lines between reality and the supernatural.