When Sam-Saeng (Hong Ah-Reum) was a kid, she was very weak. She even had a near-death experience. Eventually, Sam-Saeng became an oriental doctor and grew as a real oriental doctor.

Hwang Eun Byul, a ghostwriter for a publishing company, and Hwang Geum Byul, a leader for the PR department at a fashion company, are fraternal twin sisters, but their mother has always favored Geum Byul. The sisters end up marrying into rivaling families, and the story follows them as they try to work through their conflicts with communication and a positive attitude.

Costume designer Kong Hyun Soo fights against trials and hardships in order to succeed and find her happiness.

From the outside, the Suhs seem like a loving, cookie-cutter, middle-class family with their lives in perfect order. In reality, everyone is hiding some secrets. The father has the hots for a young grad student. The mother is flirting around with a photographer she's posing for. The daughter is engaged but has a sex partner on the side. The son has a girlfriend, but he's been stalking the same student his father likes! What will happen to this perfect family when the secrets spill?

In-ho is willing to do anything to protect his first love, Mi-ju, including murder. They cannot forget each other while In-ho is in prison, but their love does not go smoothly.

The devious brain behind a heist draws a top police detective, on the eve of his retirement, into an elaborate plot of robbery and revenge.