Pick the sundress.

You run your fingers along the sundress, reveling in the sensation of the smooth silk. As you gaze at the beautiful dress, you can't help but envision yourself wearing it, feeling incredible and turning heads wherever you go. The anticipation sends a rush of excitement through you, causing your face to flush and your heart to race. "I can't believe I'm actually going through with this," you mutter to yourself.

Your sister chuckles at your reaction. "Well, aren't you adorable! I'll leave you to have some privacy," she says, adding a playful wink.

Blushing, you carefully unfold the dress, revealing a charming polka dot pattern adorning the fabric. Suddenly, something falls to the ground as you lift the dress.

It's a set of lingerie—a white laced bra and matching panties. Bending down to retrieve them, you examine the delicate pieces. Thoughts race through your mind: "I shouldn't... I mean, this must belong to Rachel. She probably accidentally left it here," you contemplate silently.

Running your fingers over the fabric, you're struck by its smoothness and softness. Compared to the briefs you're currently wearing, it feels so much better. You find yourself picturing how the lingerie would look on you, its curves accentuating your waist, and the touch of the smooth silk against your penis...

The thought ignites a growing erection, and conflicting emotions wash over you.

"This feels so wrong... But..."