What kind of history is hidden behind the mysterious young man's charming appearance? The arrogant and domineering mysterious CEO, the elegant and charming noble son of an aristocratic family, the cold and unruly king of hackers, and the cruel and bloodthirsty killer Shura. . . . . . Who is the real him? He is the king! The cold and heartless king! Only the boy who once swore domineeringly could melt his indifference, "You belong to me alone!"