A Zhai is a typical otaku who is obsessively in love with the most beautiful girl in school, Pei Ni, but he lacks the courage and social skills to do anything about it. When he discovers a technology that brings him a robot companion from the future, he accidentally programs the robot to model Pei Ni’s ideal boyfriend, instead of programming it to be Pei Ni herself. Now stuck with a male robot companion, A Zhai manages to reorder a female robot and customizes it to be his Pei Ni. But things get complicated when the robot Pei Ni falls in love with the male robot, instead of A Zhai, and the three live together in a hopeless love triangle. What will become of this terrible mess?

A romance thriller between four men and women running like a runaway locomotive toward different desires, including success, revenge, children and love.

Lee Sun Woo, is a photographer and editor in magazine. He keeps a burning ambition and heartfelt desire for revenge hidden behind his warm exterior. Han Chae Rin is the CEO of a cosmetics company. She is greedy and ambitious despite her success. Park Da Som is a rising actress. She does anything for success. At the same time, she struggles to protect her son who has a rare disease. She’s internally struggling between motherhood and success, and despite her cold exterior, she truly loves her ill son. Hyun Seung Hoon, Park Da Som’s husband is an aspiring model. His life goals are: overcome poverty and failures. He dreams of succeeding in life.

It tells the story of the cheerful girl, Huang Zi Xuan, paying off her father's debts and signing a contract with Leng Yao Zu, the owner of the No. 1 firm in Southern Chu, to become his wife.

38-year-old Matsumoto Chiaki is divorced and single. Because she married early at the age of 24, she has not had much experience with men. When she starts thinking of regaining the youth that she had lost, she is recommended a matching making app by her good friend Rika. Chiaki checks the app out of curiosity and discovers it is full of handsome younger men who do not care for age difference. She keeps going on wholesome dates with these young men. But one morning when Chiaki wakes up, she finds her clothes strewn around and a university student lying next to her

After Seo Haneul (Sung Yu Ri) lost her mother in a fire, she was later adopted by a wealthy family and experienced a life of many twists and turns. Seo Gun's (Gong Yoo) father had married an unwed mother, thus making Seo Haneul his sister in the eyes of the law. After their parents passed away, Seo Haneul was adopted by a wealthy chairman of a large organization who has also became a gangster. Upon using Haneul to extort money, Seo Gun and Haneul slowly fall in love with each other.

Matsuda Anna is a dedicated journalist who doggedly pursues the truth about a government corruption scandal even as powerful enemies seek to neutralize her reporting.

When Keisuke Nakamura (Kazuya Kamenashi) was a high school student, his mother was accused of killing a girl and then his mother committed suicide. 12 years later, Keisuke Nakamura tries to find the girl's real killer and also take revenge upon those responsible for his mother's suicide. He targets people from the media who covered the case and he crosses paths with sisters who hold a key to what happened. Keisuke Nakamura falls in love with one of the sisters.

The drama about a man who commits suicide. A detective tries to solve the case and figure what really happened. The drama goes back in time to six months before the man, Lee Joon Soo, committed suicide. Yoon Hye Jin and Ha Dong Won's marriage is on the rocks. Though they have two daughters together, both have secret love affairs with other people. Joon Soo accidentally meets Hye Jin in Japan and falls for her. Hong Da Ae is the woman whom Dong Won is seeing on the side. She never wanted to be his wife nor his mistress and that is why their affair has lasted for so long. That was till Da Ae met Joon Soo. She realized that she could no longer continue seeing Dong Won and she fell for Joon Soo. Did Joon Soo really kill himself?