The voice "Who... Who's laughing... Who is that..." carried an unexpected suspicion and curiosity. It reflects the desire to find answers and wonder about the identity of others. Its sound can reflect insecurity and anxiety, as well as curiosity towards what is happening. This voice creates a sense of mystery and tension, while also evoking curiosity and a desire to know the truth behind it. It can express doubt and confusion, along with the expectation of discovering a truth or an answer to the question being asked.