My younger sister, a high school student who usually completely ignores me, was dozing off in a very indecent outfit. I could see what was under her completely defenseless skirt, her plump white thighs, and the hair peeking out from under her white panties. Without even realizing it, I caught sight of her, and couldn't help but stare at her, so raw and raw. Her lips parted invitingly, her shy bulge visible through her blouse. Once I started noticing, there was no end to it...