Chaebol family story drama , rich guy poor girl story, secret birth

Lee Joon as Kim Daehee

Jung Somin as Yoo Ji Ae

Irene RV as Lee Sarang

Kang Daniel as Kang Daniel

Kim Daehee and Yoo Ji Ae were changed from birth, the first son to a rich conglomerate company was supposed to be a daughter, but it was a secret never known to anyone except for the mother, whom changed her newborn daughter to a son