Kang Moon-Young

Chi-geun's wife is beautiful and loyal despite his lowly job and reputation as the village idiot. A group of local boys, jealous of Chi-geun, report him to the Japanese police as a member of the Korean resistance.

Woo Min is a junior in his high school and his father is the president of a large enterprise and lives with his young mother. Though he is rich and talented, he is a humble and ordinary boy who can be found everywhere. He found a true friend whom he can share everything with, Ho Jin. However, their pure friendship is obstructed by Ho Jin's mother since she is not happy with Ho Jin, being obsessed by the fact Woo Min will take over the seat of his father. Ho Jin happened to murder his biological father who had consistently abused her mother, but her mother voluntarily accused herself as the criminal for her son and is serving her sentence. To Ho Jin, Woo Min was like an oasis in the desert, and they became best friends. One day, they planned to secretly leave for New York.

Arin moves to a new town and encounters strange things. In a situation where no one believes Arin's words, Kim Soon-kyung is the only one who stands by Arin's side. The two get closer, and Kim Soon-kyung reveals her true nature.

A physical education student is deemed too disruptive to the studious atmosphere of his lodgings and is kicked out forcing him to stay at his friend's apartment

Nan-hee and Min-hee are best friends who also went to the same college. Nan-hee came from a poor family while Min-hee comes from a wealthy background. But their friendship overcomes these obvious difference. Nan-hee begins to work in the fashion industry shortly after graduation and soon goes to Paris to study while Min-hee marries Jae-min who was once supposed to have a blind date with Nan-hee. Nan-hee spends poor but passionate days in Paris. Jae-min stops by Paris on a business trip and the two begin to fall for each other. When Nan-hee returns to Seoul, Jae-min supports her business wholeheartedly. Min-hee is shocked beyond words when she finds out about the relations between the two. When Jae-min is in a car accident, they begin to consider divorce. Realizing that her best friend's life is in ruins because of her, Nan-hee gives up her business and marries an artist. Min-hee picks up Nan-hee's business from where she left off.

When Jo Gang-Ja attended high school, she was notorious for fighting. She gave birth to her daughter A-Ran in her late teens and became more responsible. Her daughter A-Ran is now a high school student, but A-Ran is bullied at school. Jo Gang-Ja decides to go back to high school to protect her daughter. Jo Gang-Ja becomes a high school student again.

5 years after fleeing Korea, Jang Yeojin returns as primary school teacher Lee Seonyoung to teach her ex-husband's autistic daughter - unraveling the household and five years of pain in the process.