Hogwarts founder returns to campus

Introduction: The founder of Hogwarts, Salazar Slytherin, came to modern times with the help of reincarnation magic. After gaining the power of obscurity, he received the admission letter from Hogwarts. In Hogwarts, he met Harry Potter, the boy who lived a catastrophe, met Voldemort, and encountered various influences related to him caused by the war thousands of years ago.But Salazar didn't care about these things, he just wanted to spend seven years leisurely and graduate, and find out the real enemy behind Voldemort who ruined his reputation by the way. PS: No system, original heroine, currently does not consider the relationship line, the above.