YAMIBO: Darkness, the Hat, and Travelers of the Books

In a surreal world where reality is bound by the pages of a vast, mystical library, a young high school student named Hatsuki embarks on a perilous quest to find her beloved sister, Hatsumi. When Hatsumi vanishes on her 16th birthday, Hatsuki's desperate search for her leads her to the Great Library, a realm filled with worlds stored within the covers of countless books. Joined by a bizarre, baby-chick-like being, Hatsuki bravely traverses the labyrinthine shelves, navigating the boundaries between worlds, as she pursues the elusive Hatsumi through a maze of fantastical landscapes and eerie, unknown realities.