Brunette, chubby legs, performing a glute kickback exercise on a gym machine, buttock lifted in mid-air. Curvy and voluptuous figure, very generous and wide buttocks, small breasts, **long straight jet-black hair tied in a strict high ponytail**. Wearing minimal, tight black sports shorts and an athletic bra. Vagina, wide open, severely distended, gaping vaginal orifice, labia spread wide, stretched labia, extreme gape. Semen, copious semen dripping, semen flowing, vaginal opening wet with semen, milky discharge, bodily fluids pooling. Photorealism, hyper-detailed realistic skin textures, high definition skin, best quality, extreme close-up, unflinching focus.