HP: Bind the Destiny Rescue System at the Beginning

What? ? ? When I woke up, I actually entered the HP world! ! ! The system's cold warning⚠️: Only by saving five people who must die can you return to the real world. If you fail, you will be stuck in the loop forever. I laughed. Isn't this simple? The title of savior belongs to me, Voldemort? It's just a chess piece of mine.