Loot All Abilities in One Body and Sweep the World

[Superpower + Single Female Protagonist + System + Decisive Killing + Growth-type Protagonist] Lu Xiaosuo was a very "happy" person. When he was eight years old, he began to notice something was wrong with his parents. The friends and childhood sweethearts around me are all nameless "beasts" disguised. As the lamb they raised, the male protagonist had no idea at this time. On the day he turned eighteen, Lu Xiaosuo was confessed to by his childhood sweetheart. I originally thought this would be the beginning of a happy life, but I didn't expect it to be the beginning of a nightmare... The childhood sweetheart turned out to be a "beast" in disguise, when Lu Xiaosuo was on the verge of death. Rescued by the cold and beautiful girl Lin Shuxue, Lu Xiaosuo began to explore the true appearance of the world. A fight between lamb and wolf comes quietly...