Anime girl sitting on a chair in a room with a machine

(depicting a single moment from a manga for adults), (hand-drawn), ((simple line art)), ((manga-style line art background)), (only 5 colors used), a women, ((standing and straddling to hit her panties onto the exposed pipe for masturbation)), (swollen areolas), open legs, raise leg, ((orgasm)), (drooping eyes, blush), in the factory, many machines, hair up,

(NSFW), easynegativev2, genitals, nipples, monochrome, grayscale, bad anatomy, male body, hand with pipe, panel layout, logos, signatures, additional graphics,