A superhero named Bookman, where his head is uniquely designed as an open book. The front of his face is integrated into the book's spine, with clearly defined eyes, nose, and mouth, making the book's spine his face. The back of his head features the open pages of the book, glowing with mystical energy. He wears a sleek, full-body superhero suit with a transformation belt around his waist. The character should combine the essence of a human face with the structure of a book, creating a fusion of man and literature --niji 6