Let You Accumulate Merit and Kill the Evildoers?

Traveling through the troubled world of monsters, seriously injured and dying, Gu Yang awakened to the merit lottery system! Bite! When the host is detected and rescues the injured, merit +1] Gu Yang looked at the prize pool that only required 100 points of merit to be drawn once, and fell into deep thought... Will this be saved until the year of the monkey and the month of the horse? ! At this moment, the silenced enemy came to the door. Bite! Detected villains worth 500 points! Kill to get 500 merit points! Wait... Eliminating evil = accumulating virtue? ! Then give it a try! Gu Yang counterattacked and killed his enemy, and the system beep sounded instantly! Merit +500! Congratulations to the host for starting five consecutive draws! Congratulations! Obtained the Huang-level high-grade martial arts "Wind Knife" (perfect)! Congratulations! Gain ten years of pure inner strength! Congratulations! Obtain the first-grade elixir Rejuvenation Pill! …… His injuries healed and his strength skyrocketed. Gu Yang looked at the bright red [Sin Point: 3000] on his former enemy's head and smiled. This merit system is somewhat seriously ill... However, I like it!