Yukio is about to answer Rhys' rambling question when the man keeps talking. And then... then Rhys mutters a question that Yukio hadn't actually considered yet.

"I... don't know. When we go to worlds where our changes would stand out, they get covered up and hidden, so it might work similarity when we go home."

Because Yukio really doesn't want to deal with claws and fangs and a tail at home.