Seventeen years ago, Zhang Mingrui, who had traveled to the magical world, had only one goal! In the final battle, all wizards are guaranteed to survive at the hands of Voldemort's army! In order to improve the combat effectiveness of wizards, Hogwarts has opened a new course, the Combat Class! As a result, there were millions of wizards in the wizarding world who were crying by Zhang Mingrui! Harry Potter: I didn't die at the hands of Voldemort, but it turned out that life was better than death at the hands of Professor Zhang! Hermione Granger: I've never seen such a perverted exam question, is this really a question that underage wizards can solve? Ron Weasley: Professor Zhang has a test question, and I won't be able to do it in another ten years! As soon as Professor Zhang's exam questions came out, millions of wizards wailed! And when Voldemort's army swept in, but they couldn't even enter the gates of Hogwarts, the wizards realized Professor Zhang's good intentions. Looking at the angry Voldemort outside the castle, Zhang Mingrui sneered. Voldemort? That's it?