[ Ah. What a sight. He could never go tired of it. There's something so incredibly appealing about someone as strong as Childe submitting to him like this, out of his own will.

He moves closer to him, letting him keep fingering himself for him, but looming over him, leaning in and kissing just behind his neck.

And then he pulls back so he can slap his ass ]

Of course you do. You're such a slut for me.