Lee Seon Yoo is training to become a nun. Right before she finally achieves her dream, she learns that her beloved older sister Jin Yoo has died. Jin Yoo was betrayed and killed by her lover, Jang Tae Jung. Tae Jung, a smart, good-looking man from a humble background, had committed himself to lure and marry a tycoon's daughter "against all odds," as part of an effort to get him into the upper class of society.

Seon Yoo then meets Seo Ji Seok, an immature man from a rich family whose sister, Ji Hee, is married to Tae Jung. Ji Seok is at risk of losing the inherited family business to Tae Jung and Ji Hee since Ji Seok's mother is the family patriarch's second wife.

To take revenge on the man responsible for her sister's death, Seon Yoo gives up her dream of becoming a nun. She marries Ji Seok and becomes Tae Jung's sister-in-law. Thus, Seon Yoo begins leading a double life: she pretends to be the ideal wife and daughter-in-law in front of the Seo family, and only takes off her mask in front of Tae Jung, proving she can be just as ruthless and vicious as Tae Jung. Seon Yoo wears her angel wings while hiding the dagger of revenge.

Ji Seok and Do Jin meet Hyeon Woo during high school at a judo competition between high schools in Seoul.

Hyeon Woo, who is obsessed with fighting despite knowing that he will get hurt, uses reckless techniques against his opponent to win. In the end, Hyeon Woo ends up on a stretcher, but she can't hide his joy at the feeling of having managed to win. Ji Seok and Do Jin are curious about Hyeon Woo from that day on. Do Jin follows Hyeon Woo to the same school and meets Hyeon Woo again at the judo club.

As the elite prospect of a family of judo medalists, Do Jin, who swept the current judo championship, is bullied by the jealous superiors of the judo club. Hyeon Woo wisely saves Do Jin, and in the process, the two become close.

Ji Seok approaches Hyeon Woo with the intention of being a friend and ends up becoming a lover. Do Jin is called to a competition between athletes in a situation where he is falling in love with Hyeon Woo.

Hyeon Woo, who receives Do Jin's confession before leaving for the competition, rejects his confession and prays for Do Jin's Olympic victory.

Six years later, Do Jin, who became a gold medalist, meets again with Hyeon Woo and Ji Seok, who are in their third year of college, and are struggling with their time together.

Ban Sook is a 160-year-old goblin who wants nothing more than to be human. But in order to do so, his mentor the Goblin Queen tells him that he must take human form and kiss humans 10 times. As he is strikingly handsome and possesses otherworldly charm, this initially seems like an easy assignment. However, he soon discovers that the task will be more complicated than first thought. Every time he kisses someone, he develops a new human emotion. And he finds that the more emotions he has, the more complicated the romance game becomes!

An exorcist also steps onto the scene, threatening to derail his quest for good! He also meets a strong-willed young woman named Oh Yeon Ah, who attacks and chides him after she sees him kissing a stranger and then her best friend. Ban Sook cannot help falling for Oh Yeon Ah, but can he convince her to feel the same way about him?

The series revolves around the thoracic surgery department of a hospital.

Park Tae Soo (Go Soo) is a thoracic surgery fellow for four years whose mother is waiting for a heart transplant. Meanwhile, Choi Suk Han (Uhm Ki Joon) is a thoracic surgeon who is renowned for his skills but has not been treated fairly due to his humble medical background from a local university.

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Tang Jibai was homeless as a child in a car accident with his parents. Dongfang adopted him. Years later, Tang Jibai was a successful law professor, while Dongfang Bai was a proud and daring gold lawyer. Tang Jibai was imprisoned because he was accidentally involved in a wounding case, and his attitude towards Dongfang was also abnormal. In order to clear Tang's grievances, Dongfang spared no effort to be an enemy of the whole world. Ma Zhean, the young owner of Tianjing Law Firm, didn't know Dongfangchao, and he gradually loved and pursued Dongfangchao. However, Dongfangchao was unmoved. While accepting the case, he helped Tang Jie clean his injustice and help him out of prison. After being released from prison, Tang Jibai and Dongfang sometimes joined forces and sometimes faced each other. While investigating the conspiracy behind the death of their parents, the two's feelings gradually became firm with each other ...

A clumsy but cheerful fisheries student struggles to find her place at a research institute renowned for its tuna cultivation. The work isn't easy.

ICAC Investigators 2016(廉政行動2016) continues to adopt real life past ICAC cases to highlight the evils of corruption and the anti-graft agency's determination to maintain Hong Kong as a city with moral and integrity. The series also reminds citizens to stay...