Among the seven major families that dominate the international economy, one family has made a contract with the elders of another family. After the two children of this generation are born, they will be engaged if they are of the opposite sex, and they will be good partners if they are of the same sex. And these two children happen to be of the opposite sex,
By the time they were 18, they had all completed the course. A cute little girl will go to find true love among those four boys. But only one of the four boys is a biological child of that family. What kind of fate would it be if she chose him? What would her fate be like if she chose them...