[Hp] Rebellion Demon King

The first day Niful entered the game, he knew that it was a story about a brave man defeating the devil. But she is not a demon king, nor is she a brave person. She is just a passerby who hangs out with the villains. The bonus system always reminds her not to touch the original plot. So, Niful interfered with the work of both parties and became the new devil. Overthrow everything predicted by the system. ​ #What is life for? # ​​#Making trouble! Make trouble! Make trouble! # * The workflow of the system: deceive new players, squeeze out the use value, and finally abandon the players But the system met Nifl. So, the system was scrapped. When he opened his eyes again - Nifl had the Philosopher's Stone hanging on his chest, Voldemort's notebook in his hand, and he was facing the Dementors and releasing the Avatar. System: Here? Can anyone help me out? Ps: the heroine is very dark and difficult to whiten The cover character is from Ah Wai~, thank you Ah Wai~ Intention: Destined