Jung Mo-A (Kim Min-Seo) marries Park Do-Hoon (Lee In). They both grew up at the same orphanage. Park Do-Hoon learns that he is the son from a wealthy family. He dumps Jung Mo-A and marries Cha Young-Hwa (Lee Na-Kyung). Her father is a powerful politician.
Oh Shin-young is a hospital cafeteria nutritionist with a bright personality, who is happily married to Yoon Min-joon, who works in the sales department of a food company. But while giving birth, Shin-young falls into a vegetative state induced by the hospital's chief obstetrician Go Hyun-sung. Hyun-sung is Min-joon's ex-girlfriend who is still in love with him, despite being married to Chae Hyuk-jin, the director of a food company and Min-joon's boss. When Hyuk-jin learns of his wife's betrayal, he plans his revenge.