My Personal School Flower

An ordinary high school student, following the old man who claimed to be the world's top killer, learned kung fu, and accidentally received a bottle of elixir, letting him carry several kinds of abilities, and then set foot on the road of no return.What is it? I want to take revenge on this old man? what? Beautiful and sexy beauty with the same rent, stylish charming police flower? Well, for my purity, I'll go!