In the future world, demons invade and martial arts rise. You buy a medicinal herb at a street stall, ding, triggers the enhancement function of the protagonist's halo system, and the medicinal effect*100. You shake hands with the martial arts genius, ding, triggers the stealing function of the protagonist's halo system, Comprehension power *100, Martial arts talent *100. As a result, you become a martial arts genius. You shoot an arrow at the demon head, ding, trigger the deprivation function of the protagonist's halo system, the body of the demon 1, the power of the demon *10000. As a result, you become Big devil...