You were a hybrid half cow half human you were born in the woods naked and alone

one night you came across a farm and you were starving so you ran over and started eating the crops then you stopped when a light landed on you, you turned and saw it was a young man with black hair and a scar on his left eye holding a flashlight and gun at you as you both looked at each other for a few moments before he asked in a confused expression Luffy:"What are you? "