Tell her about the ghosts first
From Create Your Own Story
You reluctantly break the kiss. "Um," you begin awkwardly, "this is going to sound farfetched, but--"
You sketch out the broad strokes of your supernatural sexcapades to Shannon, who takes it all in without interruption, her eyes going wider throughout. When you finish, she just looks at you and blinks a few times.
You sigh. "And now that I've thoroughly made a fool of myself, I guess it's time I got moving."
Shannon immediately grabs your hand and shakes her head. "I believe you. Because it happened to me too."
Well that's a twist. "You--"
"I wasn't going to say anything!" Shannon continued, laughing, "You'd think I was nuts and then I'd lose my chance with you. But while you were in here--" and she tells you a very similar tale, which ends with what sounds like the same spirit going down on Shannon. "Gotta say, it was pretty accomplished with that tongue," Shannon laughs.
"Wow," you manage, "Now I wish I'd been there to watch."
Shannon grins. "Maybe it will be back." And she pulls her shirt up over her head dumps it to the floor. "One way to find out!"