Korea. Seoul. To raise the status, the elders promote heirs from all companies, who are obliged to carry out a sweep and see who remains alive. The new boss, like a monster, removes 4 giants and targets bloodthirsty souls, deliberately interfering with plans to seize power in organizations. Cruelty, composure, courage and nobility are the characteristic features of the main character and the kind, hardworking heroine. Love and hate, good and evil, power and tragedy, life or hell. The guy will prefer to fight steadfastly and act until his very last breath, as befits this nickname "Devil," or he will retreat, showing human weakness. And how the characters will cope with life and social problems, which in the real world is just a bunch. Immerse yourself in this novel entirely and feel how to find answers and how not to act in life.