MTL - Godly Empress Doctor - ~ High moon and dark night

Jack regarded himself as the greatest failure in the world; a broke unemployed law student who does nothing but laze around all day.This was until he was chosen by the Urban System.[Urban System Activated.]With its activation, the system elevated him beyond ordinary, gifting him the kind of video-game skills only protagonists possessed… and exposing the world’s real, long-buried truth.In reality, no human in the world was actually human. Everyone were descendants of fantasy races, each possessing strange powers and abilities that was supposed to exist only in myths and legends.Moreover, with the activation of the system, he had inherited the fate of the previous user who live the truth of the world all his life.Now Jack must confront that destiny, facing the dangers of a world far more fantastical… and far more perilous… than he ever imagined.

The previous life is nothing but a joke. Being used completely then abandoned mercilessly. How can I be this stupid to not even notice such an obvious scam? Fortunately, I can have a second chance with my rebirth. Sister, Brother Yi and whoever mistreated me in my previous life, are you ready for my revenge and the counterattack of a princess?

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?