A woman in a skirt and panties is posing in a gym

(depicting a single moment from a manga for adults), (hand-drawn), ((manga-style background)), (a housewife, winter clothes, skirt, drooping eyes, realistic skin, showing off her super detailed drawing luxury panties, swollen nipple area), (focus on her panties, ecstasy face), ((masturbation, spread her legs, touch her crotch against the machine pipe, the machine pipe touching her crotch)), in the factory, ceiling,

(nsfw:1.5), easynegativev2, school uniform,