Qian Xing, a senior high school student, passed by Jiangbei Park. There he noticed some gangsters in the park about to rape a young girl. Qian Xing helped her to escape from them, but he didn't expect that saving her life would cost him his life. The situation forced a system within him to awaken! Qian Xing, who thought he was at the pinnacle of his life, found that the world was not so simple after all. Guwu?, abilities, and different comprehensions came one after another. This is a story about a boy pretending? to fight monsters in order to protect the girl's daily life.