Breaking the Heavens Starts with the Nobles of the Magical World

Start with an infinite flow. First travel through Harry Potter to get some background information. Then slowly develop, unlock more secrets, and start flying through various time and space! An otaku in the ordinary world, in the world of Harry Potter, started as a noble, and after a lot of operations, he unlocked many unknown secrets... The second world is yet to be determined. The outline only contains the first world. The second world is confirmed and the outline of the second world is being written...