As a Passerby in the Orc World, I Simply Drift Through the Protagonist's World

Transmigrated to a beastman world, I became a cat-beastman, supporting myself by working odd jobs on a rented electric scooter. One day, as I placed my hand on a client's arm, I saw a scrolling comment: "Who is this female cat-beastman?! Why can she get close to the male lead's pet?" The male lead? I looked at my client in confusion, confirming that I hadn't just transmigrated, but transmigrated into a book, and that I was just an ordinary passerby who could hear cats' thoughts. Deep down, I yearned for the wonderful life in the beastman world, and only wanted to...