I Kill Monsters in Another World

One night, the brother betrayed her and her mother was shot by a bullet in the street. The wind at night in Mexico is very cold, and the protagonist Zhou Yuan's heart is even colder. The beginning is a dilemma, so we have to break it! I originally thought that the system that suddenly appeared was here to help me, but I didn't expect it. I didn't expect that the system was unreliable. Okay, everything is up to you. In this world of heavens, Zhou Yuan secretly told himself: If gods stand in the way, they will kill gods; if they stand in the way of Buddha, they will kill Buddha! Hey, ancient beast from Shan Hai Jing? Destroy it! Hey, beautiful succubus? Destroy her! Kindness? Isn't it worth relying on force alone? Still involved in a power struggle? Ha, I'm sorry, not only do I have well-developed limbs, but my mind is also not simple...