Ahn Yujin, a young CEO is on the rise, after a tragic accident caused her family's death. Through the pain from the accident she has managed to take over her family's company and excel it too newer heights. However, as she is at the top of her game, there is also someone that is aiming for that same position as well. After being able to avoid all the challenges thrown at her, in comes two women that change her life and create a new challenge that she has never been prepared for...love.

Kim Minjoo, a newly graduate from a well known college out of country, has returned back to Korea to look for a job. Being an orphan since birth caused her to work harder and push through school to the best of her ability resulting in her earning multiple scholarships. Even though she is very smart, she is also a bit clumsy and lacks confidence in certain areas resulting in multiple catastrophies to happen to events around her. After being hired to work as a secretary for the CEO of a huge company, she manages to gain confidence and overcome the challenge of leaving the walls that she set up around her all her life.

Jang Wonyoung is a rising star in the modelling field and is dubbed the nations little sister. As someone who thinks highly of herself, she fears people will find out the truth about her family. After she becomes a CF model for a big company with an obnoxious CEO she soon realizes that looks, fame, and money was something that would never solve her problem of fear. She tries to reassess herself to overcome those challenges and become someone she can fully accept.

As fate brought these two women into the dull life of the young CEO, problems arise that lead the CEO to trust in them, but is putting trust in these two women the right decision for her?