Andrew Robertson is unwilling to inherit the family jewelry group and wants to start his own business. However, the company's key X project is attacked by the hacker group Luna Club, forcing him to agree to an arranged marriage set up by his grandfather. Unexpectedly, he ends up marrying Christine, who is on the run.Christine is a genius jewelry designer. While searching for her mother's belongings at the company and jewelry exhibitions, she skillfully silences her doubters with her talent. Andrew gradually becomes attracted to her mystery and brilliance, unaware that she’s not only a gifted jewelry designer but also the top hacker of Luna Club responsible for sabotaging the X project.
