Gao Wu: Becoming a God by Killing Chickens

In a world filled with alien beasts, human warriors cultivate their energy and blood to fight against the alien beasts. As a high school student, Wang Rui's health value keeps declining. The martial arts exam is about to take place. As a time traveler, Wang Rui finally awakens to the system. "Killing can increase the health value!" In the chicken farm, "Boss, I want all your cock!"