Noir the Cat and the Vanished Bookmark

Noir is an intelligent black cat with amber eyes who lives in a warm, watercolor-like world. His favorite spot is the top of an old bookshelf in his owner's study, which serves as his private 'castle.' One afternoon, Noir's owner discovers a mysterious golden bookmark—a magical item that causes the story within a book to slightly overflow into reality. When a sudden wind carries the bookmark out the window, Noir embarks on his first adventure outside the house. Following clues through the town,