I'm About to Get Evil, and I Violently Kill the Ghost School Beauty at the Beginning

[Decisive killing + superpowers + no heroine + system + genius + passion + no sword, pure sweetness + weirdness + no warmth + catastrophe] More than ten years ago, a huge crater with fifteen abyss appeared on the earth, bringing an era of great disaster to the earth. In the era of great catastrophe, ghosts and demons are causing chaos, countries have fallen, and all living beings are in ruins... After Zhang Luo traveled to the earth in this world, he awakened the system and found that as long as he killed the ghosts, he could gain evil values and become stronger... School belle: "Classmate Zhang, please, help me..." Ghost Demon: "Human, if you come here again, I will kill her!" Zhang Luo: "Oh~" "You killed her, what does it have to do with me?" Gui Sha: "She... She is your kind, can you bear to see her die?" "Let me go, I can let her go..." Zhang Luo: "It's a boring trick. She is the one who died, not me. The ghost must be eliminated..." … At this point, under the cover of night, Zhang Luo, who was going crazy, put on the ghost face mask and became the "Evil-Slaying Ghost Face Man" that became popular on the Internet... And when Daxia is about to fall... A mask with a ghostly face and a figure appeared in the sight of millions of people... Hengdao immediately turned the tide, and Zhang Luo never thought that he would become the savior of Daxia and even the world... He never thought that one day he would sit on the throne of the most powerful... …