CEO of Mirae F&B an affiliate of the Mirae Group. She is sharp yet gentle, delicate yet strong. Growing up as an outsider among Cheon Sook's children, Do Hee learned about the nature of the world early on. She is cynical about things like love and happiness. Her mindset is simply, "I have to become a necessary person," a result of the self-flagellation she has endured throughout her life.