Primal Instincts We act like humans are so much more advanced, but our desires say something else. Katrina and Charles don't hold themselves back and give in to their most animalistic desires as they fuck all over the place. Of course, he unloads deep inside of her hungry cunt, because the most primal desire is to breed. . Primal Instincts - Duration: 38 min - Starring:  Katrina Jade  Charles Dera .