Set during the 1980's and 1990's, a story unfolds about the dreams, friendships, and love of three young people.

Lee Doo-Hak (Jang Dong-Yoon) is a high school student in a provincial city. He comes from a poor family background, but he is smart and compassionate. He falls in love with Oh Jung-Shin (Seol In-A) at first sight, who is a transfer student from Seoul. Lee Doo-Hak gets involved in an unexpected case and this changes his life.

Oh Jung-Shin is always honest and confident. She is brave enough to fight against injustice. After transferring to her new school from Seoul, she forms a bond with Lee Doo-Hak and Choi Cheol-Woong (Choo Yeong-Woo).

Since Choi Cheol-Woong was a child, he and Lee Doo-Hak have been friends and also rivals. Choi Cheol-Woong is the type of person who can’t accept losing. He falls in love with transfer student Oh Jung-Shin, but she doesn’t love him.