1girl,frontal view,skirt pulled up to waist,completely naked bare pussy and boobs,touching her clit while masturbating with one hand,flushed face with orgasmic expression,venetian blinds behind,afternoon sunlight filtering through windows,creating warm strip shadows across her body and face,dusty chalkboard covered in numbers and formulas,empty classroom,sitting on edge of old wooden desk,scattered textbooks and crumpled papers on nearby desks,selfie closeup
