Vamperic Werewolf System

Alex was an orphan and a loner who doesn't have friends. He was also hated by the people around him. One day when he was coming back from school. He was murdered by a mysterious man. But would fate allow that? He was again revived by System. After getting revived he came to know that he was no longer human. [Warning] This is my first time writing so there will be a lot of mistakes.