His mouth goes a little bit dry. He lets himself swallow, tries simultaneously to ignore and listen to the falling-away-feeling in his stomach, which is a weird combination.

"...too soon to say yes. But not too soon to ask." That's important; he's glad Fives can ask. He'll be able to say yes sooner than ask himself.

Breathe. Breathe.

"Come here and kiss me, before you go?"