Kim Ji Ae is illegitimate daughter of CEO Kim. Kim Seok Jin's father. Jin know who is Ji Ae is and he just treat her just like his family and little sister too. Jin really want to see Ji Ae and CEO Kim have a very good father-daughter relationship. Jin and Hyo Seop will do whatever he could to make Ji Ae's dream come true.
CEO Kim is the a major share holder in of Big Hit entertainment.
Kim Seok Jin and Kim Ji Ae are half brother and sister
Ahn Hyo Seop
***I write this story base on my fanfic of The Last Wishes. Give it a try too.