[Success. Junpei's snort-laugh as he gets his hair paternally mussed is surprised and genuine.]

Nooo, he'd never let me live it down, even if he knew I was kidding. There are lines, Ardyn. There are lines, and he's already got enough fodder to make fun of me for the rest of my life. I don't need to hand him freebies.

[Eyyy, vibrating arm jokes. His smile goes teasing.]

You should call him 'babe.' Or 'honey.' I bet that'd get an even better reaction out of him.