[Katsuki's barely aware of blackwhip still wrapped around him, breathing catching as he moves and pumps himself up inside the other boy again. There's wet trickling down the back of his neck and he thinks he feels something leaking down beneath his balls. Forgets both when Izuku latches onto his neck to start making a damn mark.
Harder, breaking some of those tiny blood vessels to leave at tender red spot. Katsuki's aware he took some control from Izuku with the changed position, but hell if he cares. He's chasing that sensation, basking in the flood of pleasure from fucking his boyfriend. Bouncing him up and down as much as Izuku's actively riding him.]
Fuck!
[He bit him! ... And Katsuki's dick is obviously enjoying it.]
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Harder, breaking some of those tiny blood vessels to leave at tender red spot. Katsuki's aware he took some control from Izuku with the changed position, but hell if he cares. He's chasing that sensation, basking in the flood of pleasure from fucking his boyfriend. Bouncing him up and down as much as Izuku's actively riding him.]
Fuck!
[He bit him! ... And Katsuki's dick is obviously enjoying it.]