Sebastian and Rezel are two teenagers with no problem who both study at the same history university. Both passionate about military history, these two friends complement each other although they disagree on certain points. However Rezel finds his daily life boring to the point of wishing to want to reincarnate in a world at war where he can experience what the ideal life is according to his fantasm. Things that Ares the god of war will grant by making him die before bringing him back to the Duchy of Elysion with only one goal. Create the biggest mayhem this world had never seen and make the war that not end wars. To counter him Athena decide to use his best friend Seb as an assassin and sent him to the same world with only one goal, Kill Ares Champion and prevent the world to fall underchaos. Seb accept gladly since he too want a little more action in his life. But Both of them doesn't even know each other involvment in this game between gods.

In 2020 while the planet was facing an unknown epidemic making all subjects extremely violent, a meteorite rain falls on the planet destroying almost everything. Giant monsters like the Kaijus are rising from the ground, mutants are all over the streets and demons have become running rampant. However, meteorites having also irradiated humans, some beings with extraordinary capacities simply called "Evo" have emerged. . 10 years later the apocalypse is over and humanity has rebuilt itself as best it can. The story follows Midas and Siren two teenagers who escaped from an Army research facility and decided to run away as far as possible to live their lives as they see fit. And that includes killing, looting and stealing if need be. However, they ignore everything in which they live and the dangers that inhabit it