Four young physicians are assigned to the “Doctor Helicopter” system, the latest medical system where a medical team is dispatched to the patients via helicopter to provide medical care in the field as soon as possible. The doctors experience traumatic medical situations, deal with personal ambitions, and witness the fragility of life, all while growing personally and professionally.

Yukiko Makabe works at the #3 Special Investigation Team of the Metropolitan Police Department. She has excellent negotiation skills. Yukiko then attempts to negotiate with a hijacker on a bus, but something unexpected happens and her mission fails. Yukiko takes full responsibility and takes a transfer to a special interrogation team "Kintori". Her boss is Katsutoshi Kajiyama and Yukiko has had a difficult working relationship with him in the past. Her other coworkers include Susumu Hishimoto, Zenjiro Nakata and Haruo Koishikawa.

Sanada plays a salariman who just lost his job. Yonekura, his wife, is a dancer who gave up her career when they got married. In the middle of family crisis, Yonekura leaves to pursue her dream. Sanada is stuck with their only son. Suzuki, his old flame -turn jet set career woman- is forced to take care of them. Will the romance spark again, now that Sanada already has family, and Suzuki has a younger man, Makoto, beside her?

The "first penguin" is the courageous first penguin that dives into the sea filled with enemies. Iwasaki Nodoka is a young single mother with no money, no house, and no work. While Nodoka decides that she will do anything to eat, she meets a fisherman who offers her "10,000 yen to rebuild the coast". Thus, Nodoka now carries the dreams of the local fishermen whose lives are on her shoulders. Despite her limited knowledge of the fishing industry, Nodoka does her best working with the stubborn sea men, breaks through the old common sense and customs with her boldness, and creates a revolution in the industry.

Shogo Kai is a lawyer at one of the big 4 law firms in Japan. He is good at his job, but he is arrogant. Shogo Kai only thinks about winning and he thinks the only way to satisfy his clients is to win. He is getting close to becoming a senior partner at the law firm. Shogo Kai's boss worries about his focus on winning above all else. As a condition of his promotion at the law firm, his boss asks him to hire a young lawyer as an associate. Shogo Kai interviews prospective young lawyers and meets Daiki Suzuki. Daiki Suzuki has high intelligence and his memory ability is amazing.

Satoshi Itomura is an assistant police investigator who belongs to the Metropolitan Police Department’s Scientific Investigation Team. Reenactments, fingerprint and voice data collections, profiling... His team collects scientific evidence and pieces together fragments of information in order to help build evidences. However, Itomura often does not care about the scientific approach and instead pays a great deal of attention to the things that the victims always carried with them or treasured. And he focuses on these things because they usually carry the victim’s dying wishes, understanding that last message not only helps solve the cases but also brings closure to the depressed family of victims.

Detective Ukyo Sugishita confronts crime on the basis of his own convictions. He has a partner that works for him in the Special Task Unit. For the first 7 seasons, Ukyo’s first partner is Kaoru Kameyama. He is a good-natured, hot-tempered, straightforward and somewhat scattered detective. Beginning in Season 8, Takeru Kanbe replaces Kameyama. Contrary to his predecessor, Takeru is a lanky, cool, conceited and confident detective. From Season 11 to Season 13, Ukyo’s partner is a young detective Toru Kai. Toru is a son of Deputy Director-General of The National Police Agency. But he became a detective by his own effort. And starting with Season 14, Ukyo’s current partner is Wataru Kaburagi, an elite bureaucrat who came to the Metropolitan Police Department on temporary assignment. As the first partner without any career of a police officer, he will face challenging cases together with Ukyo.

Eri and Shuji meet as next door neighbors and over the course of a year become lovers. However, just as Shuji is planning on asking Eri to marry him, they are each offered job opportunities at opposite ends of the globe. Pulled apart by their careers, they happen to meet years later and are surprised to find they still have feelings for one another. However, the fact that they are both in serious relationships with other people promises to complicate matters.

Onda Kokoro is an oncologist called Dr Onkoro for short by the people around her and teased that she was born for this path. She got married to Takumi, whom she had known since she was a student, and they had a son. Life was going smoothly for her. But three months ago, her husband fell in an accident and remained unconsciousness even though he underwent emergency surgery. Although Kokoro puts on a brave face at work, she still has not been able to accept reality. One day, she meets Kajiyama Kaoru, a competent gastroenterologist who has transferred to work at the hospital. Kaoru understands the need for oncology as a surgeon and gives emotional support with her sunny personality as a colleague. She becomes a dear friend whom Kokoro feels is sudden a ray of light in her personal and professional life…

The 17-year-old Yatabe Mineko grew up in a family of seven in a mountain village in northeastern Ibaraki Prefecture. Her father Minoru has gone to Tokyo to work in order to earn extra money. However, her life completely changes when her father does not come back for the New Year. Mineko asks her family to let her go to Tokyo to find him and promises to send money home. In the autumn of 1964, she and two childhood friends Tokiko and Mitsuo are hired to start working at a small factory in Tokyo’s working class neighborhood. After work each day, Mineko searches for her father and gets disheartened at times. Mineko overcomes challenges and starts to lay down roots in Tokyo as she experiences many meetings and farewells amid the laughter and tears with regulars, people of the shopping street, friends, and colleagues. But will she be able to find her father?

Centered around typical Japanese food, a solitary salesman travelling through the country for business purposes, eats at its various establishments and experiences the various delicacies of Japanese cuisine.

Suzuki Kanna is a powerhouse woman with single-minded devotion once she puts her mind to something. Working for a fashion designer, her dream is to someday design clothes that will make women everywhere amazingly attractive.” But her world begins to spin out of control when she discovers that her “loving” hunk of a husband, Rei, is having an affair! Meanwhile, her unreasonable boss dumps loads of work, her husband is a mama’s boy and her mother-in-law drops in unannounced to dote on her son and grandson, and all while Kanna is trying to raise a needy 4-year-old son, Reon. Pushed to a breaking point and battling the world alone, Kanna, however, isn’t one to run, bend or break. Instead, she girds herself for battle, stokes her inner fire and confronts adversity head on, chasing her dream in pursuit of happiness and fulfillment for herself and her son.

Former elementary school teacher and detective, Kurasawa Itsuki (Nakatani Miki), has a history with Kishi Ruoto (Kikuchi Fuma). At the age of 12 and her 6th grade student, Kishi murdered Kurasawa's daughter. The young age of the murderer caused the bizarre murder case to send shockwaves throughout Japan. Kurasawa experienced despair and quit her job as a teacher to become a detective with the desire of "saving as many people as possible from suffering like I did". Driven by her strong conviction, Kurasawa spends 12 years working hard to solve cases before learning that Kishi is to be discharged from a medical reformatory just before the anniversary of her daughter's death. One day, she receives a text message from the supposedly "completely rehabilitated" Kishi promising to "take away your precious things once again". This was the beginning of a new incident that would shock all of Japan again.

Kazuha Ono is divorced at the age of 35 due to her husband's affair. Despite this, she is trying to live positively but is conscious of other people’s remarks regarding her age and the fact she’s a divorcee. While announcing her divorce to her coworkers she is overhead by Mitsui, a new employee, who happens to be there. Furthermore, Rensuke Hayami, a former business partner, now a popular actor, also appears, and begins to wield her Kazuha?!

Set in the 1990's, high school student Ayu lives with her mother and grandmother in Fukuoka. She works as a model, but, to pursue an acting career, she goes to Tokyo with her grandmother. While attending a high school, she picks up acting work, but only minor roles. One day, Ayu meets Masa, who is the executive director of record label A Victory. He decides to make Ayu into a singer. According to Masa, Ayu prepares to make her debut as a singer. Meanwhile, she encounters jealousy from rivals at her record label. Trusting Masa, Ayu endures her problems. She also develops feelings for Masa and Masa also holds feelings for her.

A young man who showed little promise while a high school student becomes a master detective, just like his grandfather.