Dr. Frost became a professor in psychology at an early age. He is extremely bright but has difficulties sympathizing and connecting with others due to an injury to his frontal lobe as a child. During the day he works as a counselor at a University counseling center, and at night he works as a bartender.
Dr. Frost begins to work with a new teaching assistant, Yoon Sung Ah, at the counseling center. Yoon Sung Ah is enthusiastic with the clients needing counseling and does not struggle with connecting with others. The two of them work together to solve problems of the people who go to them for help.
Jang Geu Rae has played the game of Go since he was a child. When his plans of becoming a professional Go player fail, the down-and-out Geu Rae is forced to take an office job as an intern set up for him by an acquaintance’s recommendation for him to a large company called One International.
On his first day of work, Geu Rae meets an eager fellow intern An Yeong Yi as they both try to please their new boss, Section Chief Oh Sang Shik, and keep up with the ambitious employee Jang Baek Ki. But they quickly find that their department is a little different from the others.
Geu Rae does his best at his new job while trying not to lose his humanity along the way.
Kang Moo Yeol is a third-generation chaebol who has the both the looks and wealth, seems to have it all on the outside, but grows up with family issues and pain from the loss of his past love Han Yoo Rim.
Meanwhile, Han Yoo Jung is a diligent and bright, and very independent woman who has a tomboyish and unruly personality which helped her overcome the sudden loss of her family. She is Han Yoo Rim's younger sister and will get involved with Kang Moo Yeol 10 years later. Both Kang Moo Yeol and his half brother Hong Soo Hyuk will fall in love with Han Yoo Jung. But, Moo Yeol and Yoo Jung are star-crossed lovers. Their tragic love story begins because of a tragedy due to their parents. How will they escape their dreary surroundings to succeed?
