http://www.youtube.com/watch?v=T7SCzW5BHPg

Moon Chae Won, 24 y/o. She has been categorized as " Iron Lady " by her colleagues because of her strong and tough personality. A hardworking Director under Kyung Xin Company, always require a high level of accomplishment in work before the others did and to prove her capabilities. After her mother runaway during her childhood, there's a gap between Chae Won and her father and that's the reason why misunderstood happen all the time between the father and daughter. After his father took an unknown lady home who is 2 years older than her. The relationship between her father and Chae Won became worse. Aside from beginning an Iron Lady, how she wishes her other half will be someone whose understand of her and love her unconditionally. 

Song Jong Ki, 25 y/o. became an orphan after both parents passed away when he's 14 y/o, He had a sister named Song Yihyun. He's a genius, everyone thought that his future will be shiny and bright. But after an incident, he had changed. His personality changed tremendously. He drowns himself in agony, he thought his life is full of sorrow and hates. After he realized his first love is taking advantages of him, He decided to face that culprit again.

Both of them living in agony, they have been hurt deeply by their beloved one. How will they set free from such sad case? Could Chae Won become the successor to his father's company? Will Jong Ki's life change after the encounter?