The presidents of two major corporate groups each have a different false identity. At a competition, they both recognize each other as their childhood sweethearts, the one they have been trying to outdo since they were children. Now she is more skilled than he is, leaving him flustered and distracted, which causes him to lose the competition. She is the little princess of the Gu family, while he is the Night family’s genius young master. The Gu and Night families both run top companies nationwide, and their fathers are good friends. Yet who could have imagined the two children would get along so badly? Having grown up together, they know each other far too well...