"It'll forever be a mystery." He shifts slightly when she pulls away so that she can face him. His own voice teasing back at her. "Feeling quite used, but you know how much like that--so, let's."

Which means, that he is going to toss what is left of the pizza back down. He wipes his hand with the hand towel as he rises up from his seat.

Verso will wait for Sciel to get up, wait a beat, before he'd try to pick her up so he could carry her to the aforementioned bed. Although, rather than simulating crossing any threshold, he would intend to toss her playfully onto the mattress.