Eunuch of the Dynasty

The decadent dynasty collapsed in an instant, and various princes and heroes came together to compete for this vast continent, vowing to be the master of this land. However, the winner will only be one of them, and the others will inevitably end up dead in the end. The final winner created a new dynasty, and our protagonist entered the palace with a purpose because of some things that happened during the war and became a eunuch.