[ Truthfully, Yu thinks the outside world might do more than just look for Yosuke and his kind. But it would start with looking, and only escalate. Even if Yosuke were a terrible person, he wouldn't deserve that, and the other mermaids - wherever they are - wouldn't either. ]

Well, like I said, you're a person. [ His expression softens a touch. ] That's all that matters to me. I'm sure there are plenty who would feel the same way I do, but it's still a good idea to be cautious about the ones who might not.