A Certain Hogwarts Legendary Adventurer

Many years later, when Nolen recalled the night when the Sorting Hat insisted on sending him to Azkaban, he would only be extremely grateful that he was now a famous adventurer. Because of this, he was able to successfully escape from the prisons he had entered. But as soon as he came out, there was a pure boy named Lockhart who wanted to do something evil to him. His head was almost blown off, and he was still yelling and forgetting everything. Wait... What the hell is this Hogwarts professor appointment letter?