Song jihyo was a heiress to a company called Jyo Empire .. Jyo empire was a big company which has been located to all around the world bcs Jyo Empire produced a highly new level into fashion world and technology and also has been know for their employees  bcs almost 90% of their workers been chosen the best among the best and the employer also from all over the world !  Song jihyo’s parent alrdy dead since she was 5y/o ! Jihyo’s guardian after her parent died is her father good friend