
The Promise
Na-Yeon is a bright woman. She supports her boyfriend Tae-Joon, 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 Se-Jin, who is a granddaughter of Baekdoo Company president. Do-Hee 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 Hwi-Kyung, who is successor of Baekdoo Company.
- Status: Ended
- Original Language: ko
- In Production: No
- Number of Seasons: 1
- Number of Episodes: 102
- First Air Date: 2016-02-01
Seasons

Season 1: Season 1
Air Date: 2016-02-01
Episode Count: 102
No overview available.