A competition/survival show to produce a boy group. It starts out with 16 contestants and two teams. The mentors each choose their members based off of their debut performances, and then form pairs within the team. Therefore each team has four pairs of two, and eventually each pair is put up against the other team. There is also three judges who score the performances, and they are quite strict but are very professional, providing rationale to their opinions. At the end of each episode, the teams get ranked, and after some rounds, members get eliminated and the rest gets reorganized to better suit the change. The pairs soon turn into groups of three and so on. The show continues with many powerful performances, revealing significant improvement of the contestants.

A love story back in 2008. What will await the couple of 10 years at the end?

Decades later the story centers around Cheng Yuan, the fourth generation heir to the rich and powerful Cheng family based in Southeast Asia. After pursuing studies in the United States, Yuan is on his way back home to attend his father's funeral and to make plans for his own marriage, when he meets a couple of Chinese travelers. The man, Li Ke Jin, is wrongly arrested for possession of marijuana, and the woman, Wu Yue, pleads with Yuan to save him. Already deep in the chaos and conflicts of his family and the future of their empire following the death of his father, Yuan agrees under some conditions. He will help Wu Yue free Li Ke Jin if she helps him avoid marriage by pretending to be his girlfriend. However, as the two play the happy couple, Wu Yue becomes a target for the feuding family and two things are propelled into danger... their hearts and their lives.

After her husband's death, Song Yan qiu has a mental breakdown. Her eldest son goes to live in America with his aunt, her youngest son soon got ill and also suffers from mental illness. It's up to her middle daughter "Wang Zi Liang" to raise the family.

Ching Long is a rebellious young man who moved from Hong Kong to Taiwan against his father's wishes, while his best friend Ko Tin Chun is a successful young architect. Ching Long returns to Hong Kong working manual labour jobs and also as a stunt double. The story revolves around Long and the misunderstanding with his father as well as his romantic relationships with a Vietnamnese refugee Chin Kiu and his sister's best friend, Sum Mun Yee. Ko Tin Chun is in love with Sum Mun Yee but he finds out that her heart is with Ching Long. Other events causes Ko Tin Chun to see Ching Long as an obstacle in his life. Their friendship was slowly approaching its breaking point.

Ban Ha Jin (Lee Dong Gun), an orphan and high school drop out, is calculating and ambitious. Even though he dropped out of high school and lives with Choi Yoo Kang (Yoon Se Ah) due to extenuating circumstances, he used to be the high school president and hoped to go to college. Through coincidence, he meets Yoon Jae Myung (Lee Jin Wook), the popular former baseball player from high school, at a bar in Switzerland. Ha Jin manipulates a series of events to become Jae Myung's best friend. Also coincidentally, he meets Oh Dan Hui (Kim Hee Sun), the girl he loved and hurt in high school. Oh Dan Hui used to play baseball on the boy's team but now plays softball in college. Her baseball hero is Yoon Jae Myung. All three meet again in Switzerland and again back in Korea. Ha Jin starts working in Jae Myung's father's company and does everything to make the rich chairman like him. Jae Myung starts working as the softball coach of his father's company's team but then gets transferred. He falls in love with Dan Hui who's headstrong and optimistic personality attracts him. He asks Ha Jin for advice, but Ha Jin cannot bear to watch Jae Myung take his true love.

The story of three kingdoms. Kasit ruled by King Rangsimun is the wealthiest and most powerful but they lack a sea route, for this reason King Rangsimun had planned to politically wed Princess Maneesala of Tanta in order to conveniently use their water route. However if both Kasit and Tanta were to unite that would cause Puntoolat to become isolated and for this reason the three kingdoms have longed lived with suspicion of one another. Princess Maneesala decided to flee in order to escape the wedding because she had heard many ruthless stories about King Rangsimun but she accidentally fell into a trap and was rescued by Prince Tiyuttithorn/ P’Chai of Puntoolat where she asked to seek refuge. Upon hearing the news of Princess Maneesala’s disappearance and learning that it may be linked to P’Chai, Princess Tatsiga feared the start of a war and so she made her way to speak to P’Chai and got kidnapped by King Rangsimun and brought to Kasit. Tatsiga believed she was kidnapped as a hostage in order for Kasit to negotiate Maneesala’s return and so she began at first to dislike Rangsimun. However Rangsimun had fell in love with Tatsiga at first sight and so began their love story.