One of the best assassin's in history decides to have an early retirement after doing his last mission with his gang of assassins. After the mission he was poisoned by one of his own but when he went to hell, the devil made a deal with him and not the way around. So the deal was that he has 72 hours to get his revenge and due to the short time span the devil even enhanced his abilities and added one to his arsenal.

In this semi-futuristic world, Sky Had somehow of a unfortunate Childhood cause he longer to see the world but couldn't. He didn't spend much time with his parents cause of their Jobs. His mother was a scientist working in a certain government facility while the father was an Army general. His father decided to assign the best soldier around to go and take care of Sky while they were both away. Sky Had grown up with the soldier but later on the father died and the solider returned while Sky went to mother. There he found out that they were conducting some Experiments to make a super soldier and Sky accepted to be tested on but things went totally wrong as the serum didn't fuse in as planned and the laboratory exploded. Thereafter the government found out that Sky was alive moving around with their serum in his body and decided to hunt him down by sending Bounty hunters and the best assassins in the world to locate and bring him back. But Sky begins to develop new abilities as he is trying his best to remove his name from the most wanted list, he will survive all this and he will manage to remove his name ?

A prince of the Alacan clan joins an Elite agency but deprive him of his Privileges untill he passes but he gains a keen interest in the Agency after finding his inspiration and now he wants to be the best Elite Agent In the world.