1-nichi Nyuugyuu Taiken: Oishii Milk ga Dekiru made

A man arrives at a rural farm under mysterious circumstances, intending only to participate in a brief cow-milking experience. However, his simple agricultural visit takes an unexpected and permanent turn when he is subjected to a complete gender transformation. Rather than being allowed to return to his former life, he finds himself permanently altered and confined to this new existence on the farm, forced to adapt to a body that is no longer his own. Despite its concise page count, the narrative delivers highly expressive artwork and a deeply immersive progression. The transformed protagonist is gradually made to embrace intense physical sensations as his newly enlarged breasts are milked, leading to further intimate encounters that ultimately result in insemination. The story does not end there; additional developments unfold after these events, offering readers further compelling scenarios to anticipate as his new reality continues to evolve. Originally released at Comiket 99.