Characters

Kim Ryeowook (31) - the boss of Seoul Style, a top fashion institute. He seems cold to his co-workers and any other people because 7 years ago, he had his heart broken by the woman of his dreams. She disappeared on their wedding day and never returned since. He never knew why she left him.

Im Yoona (29) - 7 years ago she got into an accident and lost her memory. She was going to get married to Ryeowook, the man of her dreams. After her accident she met Donghae who nursed her to health and has been dating him since. When she meets Ryeowook again, she does not remember who he is. Her original identity is Im Yoona but her name is changed to Lee Nana.

Lee Donghae (31) - he nursed Yoona back to health when he found her one day. He really cares for Yoona. He works in Seoul Style’s rival company Seoul Fashion. He transfers over to Seoul Style and meets Ryeowook and becomes friends with him before realizing that Ryeowook and Yoona had a past.

Jung Jessica (30) - she is a fashion model in Seoul Style and has also known Ryeowook for a while. She knows about his deep relationship with Yoona and supports them getting back together. She tries to help them.

Kim Taeyeon (30) - assistant of Ryeowook and has a slight crush on him. She wishes that he would think about those that are really there for him.

Hwang Tiffany (27) - employee in Seoul Style. Her and Siwon gossip all the time.  

Choi Siwon (33) - employee in Seoul Style. Him and Tiffany gossip all the time.