I was living as an ordinary office lady. One day, I had an accident and was reincarnated in another world as a dairy cow. While I was grazing without knowing why, a rough-looking man called me "Mashiro" and checked the flow of my breast milk. He caressed me, saying that the "acme milk" that dairy cows produce when they climax is of high quality. I couldn't escape from his handiwork and he made me cum over and over again--!