Ruthven is a soldier that works under the Defense Squadron of Carlisle. One day when he encounters a demon upon beating it realizes his wounds were fatal and will kill him. Faced with the choice to live and accept a curse or die and leave everything behind, he decides to live. Once the curse is afflicted, however, there is no turning back. This is a tale of Ruthven, a normal man, through his own desperation becomes The King Of Ruin.