(in ratatatat74 art style), futa, futanari, trap, transsexual, tgirl, Harry Potter, (indoors), in Hogwarts, Great Hall, right during dinner, crowd of pupil around, public masturbation, embarrassed, ashamed, blushed, she-he wanks her-his cock intensively, (little lightning bolt scar on forehead:1.6), dick, cock, testicles, realistic penis, scrotum, erection, cumming, ejaculation, green eyes, (matal-framed round glasses:1.3), (short black hair sticking out in all directions:1.4), ((accurate A-cup chest)), slim hips, narrow hips, abs, extremely skinny, full-body view, fully nude