A kind-hearted nurse working in psychiatry goes above and beyond to be a ray of light for those under her care, despite the challenges coming her way.

Gangjae's normal family life is turned upsdie down when he falls for a young yoga teacher. Gangjae has got it all, a loving wife, adorable children, and a high-paying position. But he yearns for something more. When the teacher breaks off the affair, marrying another man, Gangjae longs for her, ten years on.

Se-young stays alone and works overtime. Her lover, Hye-mi, visits Se-young's company and they have a date there. Suddenly, the new employee, Joo-ah, returns to the company.

Chae-young was invited to the housewarming party, meets her ex Jeong-yoon, who broke up a year ago. She tries to be cool, but it doesn't clear the air of awkwardness. It even gets worse by Jeong-yoon's new girlfriend joins the party. Chae-young seems so weird with Jeong-yoon's girlfriend and subtle atmosphere inside house... Who do you think ruined this housewarming party?

I really want to have sex before I turn 21! Ji-hye looks for her destined someone to go on a date, but it's not as easy as she thought. Who will be her perfect one-night stand?

Seung-hee returns to her mother's hometown, Geoje Island, after having put an end to life in Seoul. Time had passed, grandma has become weak and feeble, uncle and his lover were trying to sell the house. Seung-hee, feeling uncomfortable, stays in the container where mom's belongings are kept.

Juhee, a professor of theater, is diagnosed with a possible malignant tumor at the hospital. She goes back to school and tries to settle her affairs but many people come to her lab out of the blue.