Navi wasn't even used to holding hands. If she'd thought about people holding hands as a fairy, she probably would have had all sorts of questions - if palms got sweaty, if hands cramped, if it was annoying. The answers weren't something she could even explain in a human body. It was just good. She didn't know how else to explain it to anyone, and if any of her students asked, that's what she would tell them.
When she saw his motorcycle, she felt her jaw drop. "It's so gorgeous," she gasped, moving to touch it. She ran her fingers over its sleek contours, then watched as he sat. She sat down behind him, wrapping her arms firmly around his lean torso. She purred a bit at just doing that, but then squeaked in delight and surprise when the engine revved. "You make sure you wear your helmet - if you fall off, you can't fly like I can. I'm on 23rd and 7th."