This drama tells the story of the humane detective Showa and the ruthless detective Reiwa, who challenge a long-unsolved incident that is actually on hold.The generation gap partner between Showa detective Chiju Tobi, played by Sorimachi, and Reiwa detective Fuwa Riki, played by Sugino, will rely on some clues to get closer to the truth of the incident that is about to be revealed.

Chiju Tobi (Takashi Sorimachi) was originally a shrewd and passionate detective with keen insight and adaptability, but due to a certain incident, he was demoted to the Special Investigation Information Management Office of the 1st Investigation Section of the Metropolitan Police Department, commonly known as “Okura”.This department is mainly responsible for inputting huge amounts of data related to unresolved incidents. Although it has investigative powers, it is also known as the "Graveyard of Criminal Police" within the Metropolitan Police Department.

In addition to Senju, the department also includes Rinko (Mai Shiraishi) who once worked in the Organized Crime Countermeasures Department, Taizo Washizawa (Takeji Ukaji), a veteran detective who is about to retire, the head of the department who likes to gamble, Gakuta Oda (Jun Hashimoto),Ex-father A. Kiri Makihara (Sayaka Aoki) and hacker Ray Yoshioka (Washiro Maeda) who was active in the cybercrime countermeasures room.The Intelligence Management Office welcomed a new member, Fuwa Echi (played by Sugino Haruka) today.Although Riji is known as an excellent detective, he seems to be assigned to Okura for some reason. Kiri and Lei are curious about him.

At the same time, the Intelligence Management Office received an email.The sender was Shusaku Yasuge (Daisuke Kuroda), the suspect in the murder of an elementary school student that occurred 12 years ago. At that time, he could not be arrested due to insufficient evidence.Since the message was sent by the suspect himself, Okura members started talking about it.Qianju, who was in charge of the investigation of the incident at the time, went to the forest where the victim's body was found with Riji and Renzi...

Affiliated to the Special Investigation Information Management Office of the 1st Investigation Section of the Metropolitan Police Department - Chiju Tobi (Takashi Sorimachi) and Fuwa Roshi (Haruo Sugino), commonly known as “Okura”, received new information.In 2013, the death of student Tadashi Michio (Sakishu Urakami) at Orange East High School was not a suicide, but a homicide caused by bullying.

After hearing the news, Yoshioka Ray (Maeda Wangshiro) revealed that he was also a graduate of Orange East High School, and Michio was his classmate.According to Yoshioka, Michio was unable to adapt to school life and always kept to himself. Therefore, he was targeted by Takahiro Oikawa (Yudai Toyoda) and Kota Iwabuchi (Ryosuke Maki) of the delinquent group, and suffered long-term bullying.Ling.

After the incident, other students led by Yoshioka revealed the fact that bullying did occur in a questionnaire survey conducted by the school.However, the Education Committee stubbornly denied the existence of bullying and concluded that % committed suicide because of worries about his future.Senju was responsible for the investigation of the incident together with the head of the First Investigation Section, Hideo Kasaki (Shunsuke Nakamura), but due to some kind of pressure, the investigation was suspended.

Qian Ju decided to investigate the case thoroughly with Yuki Renko (Shiraishi Mai) and Yoshioka.Although there was a lack of clues, Riji decoded a certain code from the data and intelligence at the time...

Fuwa Satoshi (played by Haruo Sugino) and Tobi Senju (played by Takashi Sorimachi) are determined to bring the criminals who are on the loose to justice.On this basis, judge for yourself whether Qianju's “justice” is correct.

Qian Ju brought such self-interest to a secret hidden room, a place that specialized in fabricating evidence to lure out criminals, and conducted the next investigation of the terrorist bombing incident against the US Secretary of State 11 years ago, the Tokyo Symphony Hall bombing incident.search.Tell him to get it.Then it was posted on the Metropolitan Police Department’s website that the prisoner of the 2013 Tokyo Symphony Hall bombing was a ‘professor’, looking for a message from Akihabara Electric Street.

The next day, Kiri Makihara (played by Sayaka Aoki), who saw the message, told Okra members that her husband was killed in this incident.Qili and her husband Keigo (played by Kon Atsushi), who once belonged to the Ministry of Public Security, cooperated with the Ministry of Security and were responsible for the security work of the Minister of State.However, in a chaotic situation such as the sudden change of the commander's seat, Keigo, who was investigating around the changed seat, was killed by a bomb set up.

Senju heads to Akihabara's Electrical Appliances Street with Riji and Kiri.Chiju and others visited an electrical appliance store that specializes in fanatic parts and asked the owner Ishizaki (played by Tadayasu Sato) about the professor.Ishizaki suddenly ran away.On the other hand, Hideo Kasaki (played by Shunsuke Nakamura), the chief of the Investigation Section, instructs Hiroshi Shikuma (played by Shotaro Arisawa) to monitor Senju and others...

Flying Eagle Senju (played by Sorimachi Takashi) was called by the reinforcement hero (played by Shunsuke Nakamura), the head of the search section, and was told that there were traces of being shot on the body of Yuuki Shinichi (played by Hirayama Yusuke). Yuuki Shinichi had been searched during the search.Killed by a bomb set by prisoners.And Gaoshi pointed out that the unsolved cases that Qian Shou was in the crime team have recently been solved one after another, and asked her what she was hiding...

On the other hand, Fuwa Satoshi (played by Haruka Sugino) sent an email to the Metropolitan Police providing information on the murder of a waitress that occurred in Shirokane two years ago without telling Senju.At the time of the incident, Satoshi, who was at the Sumida Police Station, was ordered to protect the waitress Mika Shiranui (Asuka Hii) and her son Sota (Rikuho Ishizuka).Meijia works in a high-end Ginza club that is also frequented by big figures in the business world. Due to frequent threatening phone calls and stalking and harassment, Liji and Hiroshi Shikuma (Arisawa Shotaro) work together as security guards.But one time, Li Ji was attacked by someone, and Mei Jia was killed when she lost consciousness.When Riji wakes up, he sees Mika's former partner Hiroyuki Niiyama (played by Takenori Goto) running away with a kitchen knife, but due to insufficient evidence, he could not be arrested at the time.

Qian Shou accuses him of being selfish and says not to make his own decisions.So Riji replied that he had received powerful information, and went with Qian Ju to the recycling factory where he worked in Johor Bahru.On the other hand, Yuki Renko (played by Shiraishi Mai) and others learned that Mika was actually a selfish ex-girlfriend...

Tobi Senju (played by Takashi Sorimachi) learns that in the murder case of a drunken woman named Mika Shiranui (played by Asuka Hii) 2 years ago, Mika's former relationship, Hiroshi Niiyama (later), has surfaced as a suspect.Takeno Fuji) is not the real murderer.

At the same time, Fuwa Riki (played by Haruka Sugino) was called out by Niiyama.New Mountain maintained his innocence and handed over the kitchen knife used in the crime.Suddenly a mysterious man wearing a hat appears and attacks Li Zi.Ego who fell unconscious.The true identity of the real murderer is...

Tobi Sentō (Takashi Sorimachi) showed the “HIDE&SEEK” file to Fuwa Satoshi (Haruka Sugino).This file records the truth of unresolved incidents and was once held by Yuki Renko (Shiraishi Mai)'s father, Shinichi (Hirayama Yusuke) before he was killed.

Qian Shou told Riji: “The unsolved events recorded in this file are intentionally unresolved.It is our mission to bring these truths into the light.”Subsequently, Senju made the assassination of the deputy prime minister eleven years ago the next target of investigation and sent an information email to Okura.

This case occurred when Senju, Washizawa Taizo (Ukaji Goji), Kasaki Hideo (Nakamura Shunsuke) and others were still forcibly committing crimes. At that time, Nagakura Takaya (Otake Akihiro) was actively promoting the revision of the law.) while having dinner with the Prime Minister at a restaurant in Tokyo.

During the banquet, the deputy prime minister took medicine to treat chronic diseases handed over by his son Kaichi (Minawa Yuta), who was his secretary. He suddenly suffered from severe pain and eventually died.The cause of death was cyanide poisoning.Although Huiyi denied the suspicion, he could not bear the criticism from society and chose to commit suicide one month after the incident.