In a war against the vicious Dalki, Quinn, who lost everything, inherits an old book that grants him powers through a system, propelling his quest to become stronger and face an ultimate challenge.
In a war against aliens, Humans have abilities, and can get them from highly valuable "Ability books". Quinn, with no powers and deceased parents, is ridiculed and tortured by his peers due to his lack of abilities. At the same time, he has a book his parents left him that he has been unable to open. By chance he gets it to open and wakes up with a "Vampire system" in his head giving him abilities he does not understand yet.
