People on Earth Are so Bad, I'm the Only One Who Doesn't Know History

A group of people mocked their colleagues who had just been promoted. Moreover, the emperor had just deposed his prime minister and killed a large number of people. Aren't they so stubborn?

Can the protagonist know the plot later? Otherwise, there is a dark forest between the protagonist and the player, and the protagonist has a debuff at the beginning, and the protagonist will be unboxed in a copy. Then in a few more worlds, if the player would rather kill the mistake than let it go, the protagonist will be directly exploded by a hot weapon at the beginning, and it will be over.