Sweet 18

[1] Yoon Jung-sook (Han Ji-hye) is an eighteen-year-old, dreamy, lively school girl.

One day, she encounters a mysterious man in traditional Korean clothing on the streets who carries a piece of literature her quite famous grandfather treasured.

Jung-sook finds out that Hyuk-joon is the mysterious man whom she fell in love with and willingly marries him.

Two worlds clash, as Jung-sook is still an immature teenager and Hyuk-joon a grown man.

Jung-sook has much to learn about the ancient traditions of the family of her husband and what it means to be married to a first-born son, however in the end, they are deeply in love with each other.