Some might ask why Xiaotian didn't simply kill the Emperor and usurp the throne directly.
But this was the late Eastern Han dynasty; although the imperial clan still held nominal authority, their power had essentially been carved up and exhausted.
Even if Xiaotian were to usurp power, eliminate the Emperor, and succeed, he would immediately face a coordinated assault from all directions, plunging the common people into endless misery and devastation.
Chapter 120