Already talented and famous KPOP stars are recombined to form the ultimate new girl group like puzzle pieces. Each competition is expected to bring fresh musical resonance and lively performances.

Getting inside the head of a violent criminal is not easy. But Simon Bo, a brilliant criminal psychologist, has the ability to get into the minds of even the most mysterious and violent criminals. He’s a professor at The University of Maryland and works as an analyst and advisor on the police department’s most violent or difficult cases. With the help of his young assistant, Jenny Jian, Simon delves into the thoughts and intentions of the criminal mind. As the daughter of a veteran police investigator with a deep sense of justice, can Jenny help Simon open up emotionally as they work together to solve crimes?

Reiko Himekawa is just 27-years-old, but she has already received a promotion to become an assistant police inspector. She leads the 10th murder investigation team at the First Investigation Division of the Tokyo Metropolitan Police Department. Reiko Himekawa is an excellent detective and deals with many difficult cases. She works with Tamotsu Ishikura, Kohei Yuda and Shinji Otsuka on her team. The team then gets Kazuo Kikuta as a new member. Kazuo Kikuta is a detective who does not talk much, but looks to do the right thing.

Junko Harumi was once a model student during her middle school and high school days. She failed to enter prestigious Tokyo University and her life has not gone smoothly since then. She has a hard time finding a job and having relationships with men. Now, at the age of 31, she works as a teacher at a private institute. 3 men, who vary in type, appear in front of her. Masashi Yakumo is smart and a cousin of Junko, Kyohei Yuri is a disorderly high school student and Kazuma Yamashita is Kyohei ’s teacher in high school.

28-year-old Sho Himonya is passionate about two things in his life: one is to love his girlfriend Yuriko Kasuga and the other thing is to not work. One day, he gets kicked out of his parents' home. He moves in with his girlfriend Yuriko. Yuriko Kasuga is 26-years-old and works as a nurse. She works hard and struggles to change Sho Himonya.

Set at a famous high school for the super-wealthy, this is a puppy love story centered on Tsukushi Makino, a poor girl, and the F4 gang of rich kids headed by the rough and fearless Prince Charming, Tsukasa Domyoji.