Harry Potter: the Dark Wizard's Chamber of Secrets

In 1988, Jester G. L. Vitless jumped two levels and became the youngest Hogwarts graduate in history, the Auror of the Ministry of Magic, and the third-level recipient of the Order of Merlin. In the next four years, he performed miracles again and again and became a famous and legendary Auror in the Ministry of Magic. In 1992, Jester had to be temporarily sent to Hogwarts to investigate the case of the Chamber of Secrets. He relied on the plot to continuously uncover the flaws in the Chamber of Secrets while trying every means to protect the school. However, as the plot changed, Jester had to find the truth hidden in it. When everything was over, he also revealed the ultimate purpose of the trip...