[It did give him a roguish look, like a little scamp. He taps his foot, considering.]

Ah, right, right... Ah, that really gets rid of an easy one, doesn't it? Otherwise it could just be,

[he leans in, clutching onto a fistful of Omi's shirt]

"A~hn, please... please put it in, Omi..."

[He's not a pro actor but he does certainly get the tone right, at least.]