Han Tae-Sang is a former gangster, but now a successful business man. He has a cold-blooded decisiveness and incredible drive. This helped him to attain his current status, as he started with nothing. He then meets a younger woman named Seo Mi-Do. Her personality reminds him of himself when he was that age. Han Tae-Sang begins to feel love for the first time in his life.

Tae-Il lives a fast life as low level thug. He then learns that he has a terminal illness and not much time left to live. Then, for the first time in his life, he falls in love.

After the death of his mom, Ji Hoon moves into the home of Mr. Seo. Ji Hoon falls in love at first sight with Mr. Seo's daughter, In Hye. Ji Hoon also becomes good friends with Seok Hyeon. But one day, In Hye decides to leave home for Seoul to pursue her dream of becoming an accomplished cellist, without telling Ji Hoon. Seok Hyeon also decides to move to Seoul after he learns that he is the love child of President Kang, a wealthy hotel magnate. When Ji Hoon finds out that In Hye left for Seoul without even saying goodbye, he finds his way to Seoul to find her. One day, while Ji Hoon is riding the subway, Jung Woo takes a liking to him and decides to steal his wallet to get his attention. Through this incident, Ji Hoon gets to know Jung Woo and settles down in Seoul by enrolling in the same bodyguard school that Jung Woo is attending. The bodyguard training school finds a part-time job for Ji Hoon and Jung Woo, which is an assignment to guard President Kang for one day.

A top surgeon is besotted with a beautiful woman who once rebuffed him. Unable to come to terms with life without her, he tries to convince her that they need each other. She has other ideas, but a horrific accident leaves her at his mercy.

An airline pilot and his wife are forced to face the consequences of her alcoholism when her addictions threaten her life and their daughter's safety. While the woman enters detox, her husband must face the truth of his enabling behavior.