Kaii to Otome to Kamikakushi

In the anime Kaii to Otome to Kamikakushi, aspiring novelist Sumireko Ogawa finds her creative spark in the city's whispered rumors of the supernatural. Working at a bookstore, she recruits her enigmatic young coworker, Ren Adashino, to help her investigate a unsettling tapestry of urban legends, occult practices, and ghostly phenomena.

As they delve deeper, Sumireko discovers she has an uncanny tendency to attract magical incidents, while Ren harbors a mysterious and potentially dangerous secret of his own. Together, they navigate a world where folklore bleeds into reality, and each investigation risks pulling them into something far darker than mere stories.