"But you're so cute," Shidou murmured into his neck. And then when he's bitten, he lets out an, "Oh, fuck yes!"

And that's what tips him over. He's a bit of a sadist and a bit of a masochist, and those sharp teeth feel real fucking good sinking into his neck.

His hips buck, and he's spilling all over Denji's hand with his spunk. Once he's done jizzing, he nuzzles some more against Denji like a snuggly cat. "Fuck, Denji, that was good." He pressed a kiss to Denji's cheek and gave his dick a tug. "Now, what do you wanna do with this thing? I just remembered thigh fucking's a thing. Wanna fuck mine?"