The release of the most primitive instinct has been achieved. A man, in his instinct, needs to estimulate his erect copulatory organ introducing it into the another male and finding satisfaction. In the same way and with the same intensity, the other man also has his need: wanting the stimulate of the prostate with the help of his mate, whom reach it with his penis. Both stimuli of this strictly male organs, can offer them an ejaculation. That is why both of them express their masculinity with these wildly so growls