A nightmare made her choose to stay in this place, and a mission made her meet him. A familiar face made him pay attention to her. A handsome and accomplished CEO meets a secretive female killer. Who will conquer whom?
A mysterious organization, a girl with no memory, a handsome and accomplished CEO, a prince who misses his princess... The colorful crystal heart pendant records the past of the prince and princess. Can the prince find his princess, and can the girl regain her ten years of lost memory? A mission allows a girl to meet a prince. Will the prince give up looking for his princess from now on, and will the girl be sentenced to an organization for this? This is just the beginning of the story...