[It is too slow. He will try to speed up the pace with his limited range of motion. Rising up as far as he can before sliding back down on him.]

Where is the downside?

[He happens to like dark, small spaces. Quiet except for the sound of his own voice, or in this case, Mochi's.

When his fingers touch his chin, he'll try to lean in for a kiss. He will probably miss, but he expects Mochi to reach him halfway.]