Slutty Stepsis Sneak-Out Busted: Rock Climbing Lie Ignites Forbidden Fuck Frenzy

I nabbed my 19yo stepsister bolting from home to a wild party, decked out in her trashiest slut gear. The little liar swore to my face it was just a mall run, but I wrenched the real story from her. Mom calls, and I cover for Khloe, spinning a tale of late-night indoor rock climbing at the nearby spot. Prime time to kill before chauffeuring her to the bash—she hints at something naughty...