천상의 약속 / Heaven’s Promise

Title: 천상의 약속 / Heaven’s Promise
Chinese Title: 天上的約定
Also Known as: The Promise
Previously Known as: 천상의 여자 / Heavenly Woman
Genre: Melodrama, Revenge
Episodes: 100 (To Be Confirmed)
Broadcast network: KBS2
Broadcast period: 2016-Feb-01 to 2016-June-17
Air time: Monday to Friday 19:50

Synopsis
A woman puts on the face of her dead sister and marries the brother of her enemy for revenge.
Lee Na Yeon (Lee Yoo Ri) is a bright woman. She supports her boyfriend Kang Tae Joon (Suh Joon Young), who is from a poor background, and has even given up entering a university. But Tae Joon dumps her for his success and goes with Jang Se Jin (Park Ha Na), who is a granddaughter of Baekdoo Company president.
Baek Do Hee (Lee Yoo Ri) is Na Yeon’s twin sister. She is arrogant and tough. Do Hee works as a reporter at a weekly magazine. After Na Yeon’s death, Do Hee decides to take revenge. She takes on the identity of her sister Na Yeon. Do Hee then meets Park Hwi Kyung (Song Jong Ho), who is successor of Baekdoo Company.