A romantic comedy, based on a true story, about two past acquaintances who meet again after they've gone through a reversal of fortunes and appearances, set in the backdrop of a fashion magazine's publishing office.
Kim Hye-jin was a beautiful girl from a rich family, aka the "Cha's". After her family's publishing company went bankrupt, she experienced hardships then lost her beauty too. Ji Sung-joon was an unattractive boy with low self-esteem, but grows up as a handsome and successful editor.
The two decided to meet again as adults, but Sung-joon was unable to recognize Hye-jin. Ashamed to meet her first love and ruin his perception of her, Hye-jin asks her attractive best friend, Ha-ri, to appear in her place. Things, however, soon get complicated as Hye-jin was assigned to work at The Most magazine publishing office where Sung-joon is the deputy chief editor. He openly mistreats and belittles her for her clumsy nature, not knowing that she was his real childhood friend. Ha-ri also continues to meet Sung-joon, and soon develops feelings for him. On the other hand, Hye-jin finds a good friend in her workplace, Shin-hyuk, who slowly falls in love with her.