Yeah, the mouse king might have been a step too far. Then again, Cloud's been turned into a frog with a tiny Buster Sword multiple times, so who is he to doubt?

Cloud looks down into his cup and tries to imagine being friends with someone for years, only to have them forget who he is. That would be like Tifa forgetting him. That would really suck.

"...sorry. I'm not him. I don't think the world I come from is the same one as yours and his, either. Never heard of heartless before. If my world was destroyed, it was Jenova. No question. ...uh, it's a sentient alien virus."