Hogwarts Ordnance Manual

Introduction: Li Mu, who traveled to the world of Harry Potter, not only did not obtain superb magical talents or a prominent family inheritance, but instead changed from a handsome boy of 1.8 meters three to Harry Potter's fat cousin.Before he could calm down from the urge to hit him to death, the system issued him the first task: to eat the revolver in front of him, and then kill the dark wizard who was about to come to Little Whinging, Surrey.