[ The phrasing makes her words sound less like observations and more like accusations. Bristling, he gives his phone a dirty look and then points a finger at it menacingly. ]

Joke’s on you! I have been possessed before.

[ A beat, then he realizes she’d meant it as a euphemism. ]

W-wait, no. Ghost possessed. G-H-O-S-T. No one’s ever been inside me that…that other way. Not that there haven’t been opportunities! Because there have. Many. So many. Countless, even. Alright, never mind—but why do you think I look like I wouldn’t receive any sexts? That’s kinda mean. You’re a mean ghost.

[ He already has festering insecurities about his appeal to others, don't aggravate them Miss Ghost Lady :( ]