Stepson's Cum In Stepdaughter's Panties Turns Me On So Much I Want A Threesome

When I walked into the room and caught Celestina and Josh acting weird, it definitely threw me off guard. My heart pounded as alarm bells rang in my head. What the fuck were they up to in his bedroom? Why were they being so fucking strange? Then, I saw it - a pair of Celestina’s panties with Josh’s cum in them. My stomach churned as realization hit me. My stepdaughter and stepson have been fucking! If not fucking, at the very least, she’s been letting him shoot his loads inside of her underwear! The thought of them having sex drove me absolutely wild, and I hated myself for it. I know it’s wrong to think of them in such a way, but the fantasy was too hard to resist. I rubbed my pussy with my fingers, getting wetter by the second, but it wasn’t good enough. I needed the real thing. I didn’t have to wait long… As I’m humping Josh’s bedroom pillow, imagining all of the insane things I want him to do to me, I get two surprise visitors - Josh and Celestina are back, clearly skipping