Lee Min-jung (Kim Ji-ho) discovers that she is pregnant and finds out at the same time that her husband has been having an affair. The drama traces her life as a single mother who is determined to win against all odds.
| Also Known As: | Don't Know Her, Conditions of Happiness |
| Directed by: | Bae Tae-sup |
| Written by: | Kim Young-in |
| Starring: | Kim Ji-ho, Go Se-won, Im Ho |
| Extended Cast: | Lee Kyung-jin, Goo Seung-hyun, Gi Ju-bong, Chae Min-seo, Moon Ji-in, Im Ye-jin, Lee Jung-gil, Jung Kyung-soon, Park Jung-woo, Baek Seung-hyeon, Park Sun-joon, Park Young-jin, Ji yoo, Son Jung-min, Kim Ga-eun |
| Original network: | Seoul Broadcasting System |
| Original release: | 2 August 2010 - 31 December 2010 |
| No. of episodes: | 109 |
| Producer(s): | Oh Se-kang |
