After a life full of regret and unfulfilled ambition, Leon, a 25-year-old, passes away and hovers inside a mysterious void. After finally what seemed to be an infinite paradox, he awakens in a strange fantasy world, replete with tantalizing possibilities, new skills to acquire, and an array of unpredictable dangers lurking at every turn as he levels up.

Humans, Elves, Dwarfs, Halflings, Bastards. Dragons, Pheonixes, Gods. You name it.. There's everything…

Regressors. Overpowered skills. Overpowered Items. Lost Kings. Legacies. Overpowered individuals. Mythological Creatures. New and Old. All kinds of craziness build in one single crazy world.

Reborn as a demon, Leon sets his sights on the apex of the food chain and will stop at nothing to claim his rightful place. With an unwavering ambition that drives him, he becomes a force to be reckoned with.

Will his thirst for power lead to the downfall of this enigmatic realm, or will he prove to be its saving grace? The answer to this question lies in the journey that lies ahead!