I am the fifth of the four demon kings

You are the fifth demon at the beginning, how many worlds can you rule in three days? As the big boss of level 999, the Demon King, after a decisive battle with the brave, he accidentally collapsed time and space and came to the world 5000 years later. Lu Ming discovered that in this era, the four highest-level demon kings are only more than 200, so when facing the above question, he thought, rule the world? Isn't that a matter of reaching out? so boring! I won't do it! So Lu Ming sneaked out of the Demon King’s Castle and pointed to the Demon Race who was sweeping the floor at the door: The maid over there, let’s go and collect the princess!