[he snorts softly and laughs. not that Oikawa can hear him, but he pats him on the ass]

No, you surely can't.

[he opens the second condom and slips it onto his own cock. he presses a kiss to the dimples of his lower back and then uses his thumbs to pull his ass back open and lines his cock up against the opening. he pauses a moment to let Oikawa feel him there and then he pushes in, a steady, relentless thrust]