
- HD 1080
- Runtime: 35m.
- Status: Ended
1
- Languages: ko
- Country: South Korea
- Director: Jeon Woo-sung
- Stars: Lee Yu-ri, Song Jong-ho, Park Ha-na, Seo Jun-yeong, Lee Jong-won
- keywords: marriage, revenge, betrayal, twins, miscarriage, telenovela, makjang, unexpected pregnancy, soap opera, secret
- Production_studio: Neo Entertainment
- Seasons: 1
- Episodes: 102
- First air date: 2016-02-01
- Last air date: 2016-06-24
- The The Promise is featured in the top rankings of 2016
- #21 in Top Family Series of 2016
- #91 in Top Crime Series of 2016
- #39 in Top Mystery Series of 2016
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.