Unable to become human

In a strange city where animals possess intelligence, emotions, and language just like humans, people and beasts live side by side. They work together, study together, and share the same streets, dreams, and struggles. But is living among humans enough to become one of them? Is this the perfect world that every animal lover has imagined—a place where all species coexist in harmony? Or are there invisible boundaries that neither humans nor animals can truly cross?