Season 1 of Delightful Girl Choon-Hyang premiered on January 3, 2005.

The story begins when Lee Mong-ryong is transferred from Seoul to a high school in Namwon, North Jeolla Province. Chun-hyang does her best to help Mong-ryong, her first love and the son of the Namwon Police Station chief, to enter a prestigious university. However, after meeting with Mong-ryong’s first love, Chae-rin, Mong-ryong’s love toward Chun-hyang is shattered, although Chun-hyang’s love remains unwavering. One day, Byeon Hak-do, CEO of a famous entertainment company, appears in her life. He exudes confidence that he can make any woman fall for him. But as Chun-hyang shows no interest in him, his self-esteem is damaged profoundly. Byeon Hak-do is determined to make her love him.