Eiji Hino is a traveling man who has no place to call home and a tragic past. When coin-based homonculi known as the Greeed awaken after their 800-year slumber to attack humans and feed off of their desires, the disembodied arm of the Greeed named Ankh gives Eiji a belt and three Medals to fight the other Greeed as Kamen Rider OOO. The mysterious Kougami Foundation approaches Eiji and begins assisting him in his fight against the Greeed, though their true motives are not clear. As Eiji fights the Greeed and their Yummy monsters, learning more of the Greeed and Ankh, he starts to find a purpose beyond his journey.

The president's daughter, Yoon Jae-hee (Jun Do-yeon) is a Korean diplomat in Prague. She has only recently recovered from a devastating break up five years earlier with Ji Young-woo (Kim Min-joon), the son of a prominent Korean businessman. Choi Sang-hyun (Kim Joo-hyuk) is a detective who goes to Prague searching for his ex-girlfriend Hye-joo (Yoon Se-ah). Hye-joo broke up with Sang-hyun over the phone from Prague and Sang-hyun can not accept it.

Sang-hyun meets Jae-hee in Prague and misunderstandings abound. Eventually the two help each other and become friends. When they return to Korea love blossoms, but their respective ex's and very different social status put it to the test.

Duan Fei is a Special Forces agent who marries Yun Shi Tong, yet their marriage is only a cover to better protect Shi Tong from the assassination attempts against her life.

Hua Mu Lan is strong-willed young woman. She proved that she can be just as good, if not better, than the men by joining the all-male army in place of her elderly father.

Kwanjit is a singer in a restaurant, she falls in love with an American doctor. He promises to marry her and goes home to tell his relatives, but he never comes back. The young pregnant girl is heavily ridiculed by the people of her hometown, she decides to move to Bangkok, where she gives birth to her daughter Rainie. Twenty years go by and Rainie is now a young girl with curly hair and dark skin. Rainie lives in a small flat with her mother. Once Rainie finishes high school she becomes a delivery girl for her mother's papaya salad business. Rainie is often bullied and made fun of because of her dark skin. She is very interested in celebrities, especially Traikhun, the heir of an advertising company. Traikhun is dating May, a beautiful and famous actress. But Siam, his grandfather, doesn't accept it and demands that his grandson must marry the person he chose. Rainie gets a job as a singer at Angel Pub. While singing, she sees Traikhun drinking and waits until the pub closes to see if he's still there, but a drunk foreigner tries to rape her. She removes her high heel and attempts to hit the foreigner, but accidentally hits Traikhun. He insults her and she insults him back. Then he suddenly has an idea. The next day, Rainie brings fruits to Traikhun's company and he announces that she is his new girlfriend. However, Siam doesn't believe him and after talking with Rainie, he quickly learns the truth. He hires her to ruin the relationship between Traikhun and May. Rainie doesn't want to take a guy away from May, whom she admires, but her mother gets sick and needs an expensive operation. She agrees and Siam arranges it. Rainie gradually begins to have feelings for Traikhun, but Risa - the girl whom the grandfather chose to marry Traikhun - comes back to Thailand.

A high school teacher living a normal life suddenly receives the news that he only has a year to live. Hideo Nakamura suffers from fear of death and mental confusion while regretting his past. He decides to make his final year wonderful and live positively rather than cry about the 28 years up to now.

Fong Yau Wai (Gordon Lam) and Chung Hon Ngau (Evergreen Mak) are very close friends. Under different circumstances, both of them end up working on a tea farm owned by the Sung family, but through various misunderstandings caused by Shek Chun (Lee Ka Shing) and their fight for the love of Pun Mui Nga (Maggie Cheung Ho Yee), the two become enemies. The whole premise of this serials is about men’s passion for Chinese Tea and the relationship with land, and whilst in the pursuit of refining their tea making skills, there is bitter rivalry, jealousy, hatred, love, lost loves, heart break, pain, betrayal, trust and ultimately, friendship and love by forgiveness.