Wai Cheong goes to Hong Kong to look for his dad's friend Ling Sing Po and to marry his daughter Ling Fung. Wai Cheong stays with his uncle, Tang Ken Chan. Tang Keng Chan is a greedy and tricky person. He owes a lot of money from loan sharks. Wai Cheong is a silly person who wants to help people and tries to pay his uncle's debt. Tang Keng Chan lives in house together with some other people. A mother with her daughter, two martial arts masters and Cheng Pik Wan with her brother. At first Wai Cheong and Cheng Pik Wan don't really like each other, but they start like each other after a time. Seeing each other having a hard time to earn money makes them even fall in love with each other. But Wai Cheong has been arranged to marry Ling Fung but Ling Fung doesn't like it. Tang Keng Chan meets Ling Fung and he find her really pretty and falls in love with her. When he finds out that she's the daughter of the rich man, Sing Po, he pretends to be Wai Cheong in order to marry Ling Fung. His plan doesn't work. After a while Ling Fung falls in love with Wai Cheong too, Cheng Pik Wan becomes famous, but still supports Wai Cheong as always. The four of them face a lot of problems in their love relationships.

Kagura Ran is a former child actor-turned-lawyer who left the legal circle after her best friend was framed of murder. A year later, an article written by scriptwriter Kurosawa Jin about her ends up circulating online in which she becomes acknowledged as a capable lawyer who has never lost a case. She decides to resume her work as a lawyer once more, and attempts to regain her trust in the law by joining forces with Kurosawa in order to exonerate her friend from the accusation and resolve the case once and for all.

This drama is set at a small police station. A single mother struggles to raise her daughter while working as a police. A rivalry then formed between her and a valedictorian policeman who dedicates himself fully to his job.

Moo Goong Hwa is a former boxer. After the death of her husband, she has raised her daughter alone. She now works as a police officer. Cha Tae Jin is an elite police officer who graduated from the police university. He is full of justice.

Tokyo decides to introduce a police system for schools. The school police will reside on campus at middle schools. Ryuhei Shimada is a detective for the Investigation Unit 1 at the Tokyo Metropolitan Police Department. He always stays cool and calm, but he has a spiteful tongue. Ryuhei Shimada decides to apply for the new school police system and he is assigned to work at Akamine Middle School. That school looks like an ordinary middle school, but there are dark problems at the school including drug use and secret shootings. Meanwhile, Ryoko Asamura is a Japanese language teacher at Akamine Middle School. She is opposed to the school police system. She always takes the side of the students and finds herself in conflict Ryuhei Shimada.

Onotora Shu does not know that his foster father is a legendary professional killer. However, his daily life dramatically changes after someone murders this professional killer. Onotora decides to take over the family business and become a hitman in order to avenge his foster father. He is well prepared when he approaches Narumiya Mitsuki who is his assassination target. Despite his physical abilities as a hitman, he is not able to kill her because of his terrible timing, no matter how he tries. On the contrary, he ends up protecting her as danger approaches. The two of them who should not fall in love, have an unlikely romance.

Love between brothers. Love between a teacher and a student. A junior who wants to flirt and a senior who got carried away. Various complicated love stories among friends that are interconnected.

Sakura grew up on a remote island. She has a dream, which is to build a bridge on her island. In the spring of 2009, Sakura joins a big construction company. She does not hesitate to tell her colleagues about her dream to build a bridge. Sakura's determination to accomplish her dream affects the colleagues at her company.

Cardiothoracic surgeon Oh Yeon Joo's father mysteriously went missing while writing the last chapter of his webtoon "W". Yeon Joo goes to his office and is shocked to see a scene of a bloodied Kang Cheol, the main character of W, on her father's monitor. While reading something left behind by her father, a hand from the monitor pulled her in. She found herself on the rooftop of a building, next to a man lying down in blood. She manages to save him and realizes that the person she saved was Kang Cheol. She later discovers she can only enter and leave the webtoon depending on Kang Cheol's feelings.