Triangle

After his uncle's unjust takeover of the family company, Kang Min Ho grows up to be a successful, if not cynical investor who only cares about money. But when he undergoes a sudden heart transplant surgery, Min Ho literally has a change of heart when he inherits a warm and compassionate heart. In the midst of seeing the world anew, including falling for the kind Kim Soon Jung, Min Ho must mitigate his newfound personality with the demands of his cutthroat career.

Joon Hyeok is an unpopular musician whose life has hit rock bottom. He had already broken off his relationship with his older sister, Joon Hee, when her son appeared before him. His nephew developed Obsessive–compulsive disorder after his mother divorced his stepfather. Joon Hyeok takes his nephew in and looks after him. Joon Hee divorced her physically abusive husband after 12 years of marriage. She moved into an inexpensive apartment and now faces losing custody of her son to her ex-husband and his mother.

Of the high-rolling top 'hot celebrities' of the wealthy upper class in Korea's high society, Kang Hye Na is the one desired by the men, feared and hated by the women. Being the only successor to the largest conglomerate company, Kang San Group, Kang Hye Na has both the looks and the background. She is the owner of the 'Lady Castle' and lives a 'princess-like' life with her servants.

Eulji Hae-Yi, a lawyer at a big law firm, is a kiss-up to those with power, but looks down upon those who are poor. When she meets death-row convict Jang Hwa-Sa in room 9 in the prison visitation area, their bodies are exchanged.

Kim Ji Hyuk (Kang Ji Hwan) lives a hard knocked life, but when the orphan meets the modest restaurateur Hong Dal Sook (Song Ok Suk), he gains a mother figure and works hard to open his own restaurant one day. Then suddenly, the family behind Korea's most powerful corporation claims that he is their long lost son. When Ji Hyeok discovers the Hyunsung family's ulterior motives, he swears to bring down the company that destroyed the life he worked so hard to build.

Romantic comedy depicting the heartfelt and pure love story by a man, a successful CEO with everything in his hands, who falls in love for the first time in his life with a woman, who has been living in completely opposite circumstances from his and is a rising artist in his own company.

As Na Ha-na grew up she developed a love of money over everything else, and after overhearing Yoon Ho-sang lie to avoid loan sharks, she mistakes him for a rich man and brings him home with her to her family’s funeral home business. As real love blooms between them and their lies catch up with them, the business of sending loved ones off in death teaches everyone truth and beauty about life itself.