Lord of Reincarnation, This Boy Is a Little Unsteady

A peerless genius was betrayed by his lover and friends and lost his life. After returning from the dead, he relied on nothing but his Host's useless aptitude to charge ahead, nearly overthrowing the imperial throne and becoming emperor. Not talented enough? Then I'll just cheat. A sacred mountain in my way? I'll tear it down and use it to fill the Demon Lake. Holy sons and saintesses? I'll crush them all.