Hitoshi Tadano is an assistant manager of an advertisement company who seems to be nothing but a dull and incapable “nobody”. While most of the employees wonder why such a passive and incompetent person like Hitoshi is yet to be laid off, there is just one person who heavily relies on him as a “savior” to the company, the CEO. In fact, the “Mr. Nobody” is simply a disguise from the real Hitoshi, as he is under various special missions of the CEO to quietly carry on his “extraordinary” task to fight against the corruption of the company.

Rosuke Narumi works at a trading company and he is pretty good at his job. He dates Satoko Matsubara. The trading company has a business relationship with a private high school experiencing some difficulties. One day, Rosuke Narumi is appointed as the principle of the private high school. Rosuke Narumi soon discovers how different the work environment is from his previous job. So the school can run in the black, Rosuke Narumi implements cost cutting measures. School staff members including Chihiro Mashiba oppose his plan.

Has one person changed your life? A proud but lazy loser, Takumi dreams of getting rich as he gambles his girlfriend's money away. One day, he is rescued from a fight by a strange young man named Tokio. Tokio tells a weird story -- that he is Takumi's son from the future and has come to save his old man from a tragedy! Before this can sink in, Takumi's girlfriend disappears. Can they save her? Or will the future change for the worse?

Kohei Kuryu is a former juvenile delinquent who drops out of junior high and goes on to earn a high school equivalency diploma. After passing the law board exams, Kuryu becomes a prosecutor. Not your typical prosecutor, which is quickly seen through the clothes that he wears, Kuryu possesses quick instincts and a kind of cleverness that only someone raised on the streets could have. Maiko Amamiya is a shrewd public prosecutor who has her eyes set on passing the exam to become a deputy prosecutor and tries her best to be noticed by her boss. Kuryu, on the other hand, after earning a reputation for doing top-notch work, is transferred to Amamiya's division, and finally opens his eyes to the possibility of promotion. Unfortunately, his unprecedented work behavior abruptly brings things to a halt. Although earning a reputation as a bad apple, the influence from Kuryu's strong pursuit of justice slowly begins to change things around him.

Keisuke Yoshimaru is a screenwriter, but instead of working, he is responsible for all household chores. On the other hand, Keisuke's wife, Nami, is a popular novel writer under the name "Ririko Kōsaka". Nami is the breadwinner with outstanding fame and income. Keisuke is somehow satisfied with his current life, but, one day, the main writer of a prime-time drama suddenly drops out, and Keisuke was given the opportunity to write again. Although Keisuke starts writing with full of expectations, he begins to be swayed by various problems.

Dr. Shindo seems cold, but is a competent surgeon. He is also an ER doctor capable of accurate decisions and treatment, who always tries to see things from the patient’s side. Although once retired from his profession, he one day discovers someone in need of help, who he treats and rushes to the Kohoku Medical University Emergency Center. This incident encourages him to once again work as an ER doctor. Confrontation erupts between female doctor Tamaki, and Shindo, now a just-arrived ER doctor. While this human drama depicts the relationships among doctors and nurses, it appeals emotionally to viewers on the subject of life.

When Kirisawa Shogo was a high school student, he was a brilliant amateur boxer. He won 4 boxing tournaments and he seemed to have a bright future in the sport. During his university student days, he quit the sport of boxing. Life went on for Kirisawa Shogo. But, after his beloved wife died, his life has now become a total mess. He doesn't have any hope or desire to live. He just spends his days working part-time jobs to make a living. One day, his friend asks him to coach the boxing team at the high school where they attended. Kirisawa Shogo accepts the coaching position. Being around the young boxers, who work extremely hard, Kirisawa Shogo begins to feel alive once again.

Donoue General Hospital runs into a budget deficit, even though the doctors drive expensive imported cars and live an outlandish lifestyle. Office manager Momoi finds surgeon Kosuke Sagara through a medical website. Kosuke Sagara arrives at the hospital and tells the director of the general hospital to decide on his pay after watching his work. Kosuke Sagara informs the hospital that he had previously quit his job at a university hospital and taken a year sabbatical.

Crushed by his sudden forced retirement, a professional soccer player pivots into a new career when he starts working for a sports management company.

An ex-gymnastic teacher working as a police detective and a super-elite Tokyo University graduate prosecutor are to become a bizarre buddy. They always clash head-on, but eventually they find themselves sharing the same chemistry within themselves.

In this sequel to Police and Prosecutor, Nakaido, the passionate gymnastic-teacher-turned-police-detective, is still eager to arrest criminals by all means and be appreciated by victims. He plunges into cases without any care for compliance issues.

Mikami, a journalist, and Mai, a rookie assistant director of a satellite broadcasting station, close in on the truth of the unsolved serial murders of five little girls which took place 27 years ago. At the time of the murders, DNA analysis dealt a decisive blow and a man was apprehended as the murderer. But there were several contradictory points surrounding this arrest. Mikami and Mai begin re-investigating the cases with doubts about his culpability. They are eventually faced with the chilling truth of false charges and enormous state power. However, they begin to expose the truth which was shrouded in darkness through true journalism.