CSI: Crime Scene Talks - Season 7

Hiroki Yoshihara (Ryohei Abe), the president of Kyoto Rescue Service (KRS), a venture company specializing in disaster prevention such as distribution of disaster and weather information and operation of evacuation shelters, was found dead in a mountain stream. On the night of the incident, a torrential rain occurred in Kyoto city. Yoshiwara was thought to have been attacked by someone while searching for climbers in the downpour.
Satoshi Itomura (Takaya Kamikawa) who was present notices that a whistle is wrapped around Yoshiwara's wrist. It was a 'rescue whistle' to call for help in the event of a disaster, but Itomura discovered that Yoshiwara had further lowered the old whistle from his neck. Yoshihara wonders why he carried two whistles with him.
The man Yoshihara was looking for is still missing, and members of the 'Special Investigation Countermeasures Office' such as Rio Kanzaki (Chiaki Kuriyama) suspect his crime and start an investigation ...
Eventually, KRS vice president Hoshi Vegetable Beauty (Aimi Satsukawa) and university student Keita Gojo (Gaku Oshida) who was present at the evacuation center also emerged on the investigation line. What is the unexpected truth of the incident that Itomura derived from an old whistle?

A few days after the murder of Hiroki Yoshihara (Ryohei Abe), the president of the disaster prevention venture company 'Kyoto Rescue Service (KRS)'-Kazuo Nakahara, the father of Vice President Aimi Satsukawa, is at home. Found dead. It was
Satoshi Itomura (Takaya Kamikawa) is interested in the handmade caramel left on the scene, but is surprised at the exquisite taste that the bitterness spreads in the sweetness. How, 'wasabi' was used for the caramel.
At the scene, there is a suicide note stating that it was himself who killed Yoshiwara, and that everything was thought of Nami, and one man who was guilty of guilt drank poison himself and died. It seemed to be a suicide note. However, from a certain evidence found by Itomura, it is possible that someone killed the first son by pretending to be a suicide after being accused of killing Yoshiwara, and the members of the Special Investigation Countermeasures Office started the investigation again as a serial murder. do.
However, just before that, the fact of the shock that Kazuo hid was discovered! Using the wasabi used in Caramel as a clue, Itomura discovers the truth behind the serial murder and the unexpected incident behind it.

A young man's body was found in a low-traffic alley. Michika Sakura (Keiko Toda), the leader of the 'Special Investigation Countermeasures Office,' is stunned to see the victim's face. She was killed by Jingi Irie, who was arrested by Michihana as a boy. The thief, who was a habitual thief, was later taken to a juvenile training school, but was rehabilitated with the support of Michihana and is now working as a cleaning worker. Satoshi Itomura (Takaya Kamikawa) examines the leftover items and finds an old card with the character printed on it in his wallet. It was a bonus for chocolate candies that once caused a huge boom among children ...

Koichi Kawai (Arata Horii), an instructor at a gymnastics school for children, is found dead in the classroom. The night before, someone supposedly knocked him over and hit him on the back of the head with an iron bar. Satoshi Itomura (Takaya Kamikawa), who was there, found a pencil that prayed for passing the exam among Kawai's belongings. The pencil has a scratch that looks like it was gouged where he puts his finger, and Itomura wonders why there is a scratch in that place.
As Itomura begins his investigation, he meets Marika Tomiike (Saai Koyama), a second-year elementary school girl who visits Kawai's room. She says that Marika learned gymnastics from Kawai when she was in kindergarten, and even though she left the classroom, she still admires him, and she exchanges 'exchange notes.' Marika also reveals that her mother, Kotone (Aki Maeda), is dating Kawai. Kotone was a single mother who raised Marika on her own while working as the proprietress of her parents' kimono store.
However, when she asked Kotone about her situation, she confessed that she broke up with Kawai about a month ago. She just can't tell Marika about it, and she testifies that she hasn't seen him recently. However, just then, it is discovered that Kawai was heavily involved in Kotone's family's past! 'The investigation takes a sudden turn...!?'

A man's corpse was found abandoned in a large trash can installed in the back alley. From the passport he possessed, the identity of the body was identified as Tomoki Hiranaka (Shunsuke Tanaka), who had stayed in Singapore for a long time. He was in Japan a week ago, and he seemed to have returned to Japan for the first time in three years. Satoshi Itomura (Takaya Kamikawa) finds a long piece of plastic with a small hole at the tip in the breast pocket of his jacket.
Soon, it turns out that Hiranaka is the founder of a venture company that operates the popular flea market app 'Nubol'. However, it turns out that Hiranaka was kicked out of the company ten years ago by the current president, Shun Wakao (Hideo Ishiguro). At the same time, Nouboru is in a situation where users are leaving at an accelerated pace due to the personal information leak problem. Did Hiranaka come back to Japan to take Nuboru back from Wakao?
Meanwhile, Itomura and the others find out that on the night Hiranaka returned to Japan, he met with Wakao's wife, Emika (Arisa Komiya). The banished founder and the current president's wife--what is the relationship between the two...!?

Asuka Naito (Riho Takada), a staff member of a high-class paid nursing home, is found dead after being pushed down the stairs of a park. Her cause of death was a brain contusion, but there was also a cord-like scar on her neck, and she seemed to have been strangled by someone just before she fell.
Satoshi Itomura (Takaya Kamikawa) finds worn-out work gloves among the belongings left behind. There were two layers on the left and right, and I could smell the faint scent of matcha from my burnt fingertips. When I asked where he works, it turned out that he had nothing to do with Asuka's work. Itomura wonders what she was using these gloves for.
As a result of her investigation, it turns out that Asuka interacted with home resident Sanae Isogai (Fuji Mariko) as if she were a real mother and daughter. Sanae said that she was away from home for about an hour on the night of the incident, but she only went out to a nearby convenience store for a walk. Also, according to a resident of the same apartment as Asuka, disturbing information surfaced that a man who seemed to be dating was waiting in front of Asuka's room on the night of the incident.
At that point, she finds out that her previous job in Asuka was a pastry chef, and at that time she was working towards her dream of having her own shop. Why did she give up on her dream?!Itomura, who investigated Asuka's days as a pastry chef, learned that an unexpected incident occurred two years ago...!?

Shigeo Hosono (Hiroyuki Watanabe), who runs a real estate company, is found murdered in his office. Recently, Hosono was a topical person whose video was spread on SNS and went up in flames. In fact, in the high-end residential area where Hosono lives, there was a plan to build a 'child independence support center' where boys and girls who have committed crimes will go to rehabilitate, but Hosono, who is the forerunner of the opposition, holds a residents' briefing. He was criticized for making discriminatory remarks.
Satoshi Itomura (Takaya Kamikawa), who was there, noticed that only the nails on Hosono's left hand were cut short. Also, a nail clipper was found in the pocket of his clothes, which raises questions about the fact that he was carrying a nail clipper, and that the shape of the nail clipper is slightly different from the usual one.

Kusumi Takeshi (Tokui Yu), a male resident, is found strangled to death in one of the apartments. Satoshi Itomura (Takaya Kamikawa), who is there, notices that Kusumi is holding something like a transparent thread in his hand.　
Soon, a surprising fact about Kusumi surfaced. His fingerprints match those of a suspect in an unsolved robbery. Seven years ago, a robbery broke into a couple's home. The robber stole jewelry and fled, but the victim's wife, who had a chronic heart disease, suffered a seizure from shock and lost her life. had caused a situation. According to Amemiya Hiroshi (Nagai Univ.), a member of the Special Investigations Office who was in charge of the investigation at the time, the stolen goods were not sold and no strong suspects came to mind, and the case went into a labyrinth. It says.
Shocked by the progress of the investigation in an unexpected way, Amamiya remembers a young man. That person is Shun Miyahira (Yuki Tamaki) who currently works at a yakitori restaurant. In fact, during the incident seven years ago, Shun heard a scream while jogging and went to the victim's house to help, and got into a fight with the criminal and injured himself. That injury cost him a chance and forced him to give up his dream as a boxer.
Strangely enough, Kusumi was a regular customer at the yakitori restaurant where Shun works. When Shun learns from Amamiya that Kusumi was the robber, Shun shows a surprised expression, but he says that he forgot about the incident long ago...!?

Shota Himuro (Tsubasa Sakiyama), a detective in the Second Organized Crime Countermeasures Division, is found stabbed to death. Rio Kanzaki (Chiaki Kuriyama), who was there, was shocked. Himuro was Rio's junior, and she had just met her for the first time in a while and had dinner a few days ago. Satoshi Itomura (Takaya Kamikawa) is curious about the gold chain that Himuro was carrying, but he has no idea if it belongs to something...
It turns out that while he was alive, Himuro was following the dark website organization 'Mole' that illegally traded insider information. In addition, it is understood that in the past few days, Hazuki (Nami Morihi), a maiko, and Ryusuke Iwase (Kanji Tsuda), a former police officer and security guard, have gone to see each other. He seems completely ignorant and says he has never seen a chain.
In the midst of this, the fact that Himuro frequently browsed investigative materials related to past murder incidents surfaced. Himuro's death, the dragon, and the random incident--what kind of connection do these three incidents have?!
Itomura and the other members of the Special Countermeasures who continued their diligent investigation eventually ran into an unexpected person. That person is Yasuhiro Mononobe (Hideki Takahashi), the director of a large hospital who has a strong connection to the political world, but...!?

A few days after the murder of Shota Himuro (Tsubasa Sakiyama), a detective from the Second Organized Crime Countermeasures Division. Former police officer Ryusuke Iwase (Kanji Tsuda) is attacked by someone. Satoshi Itomura (Takaya Kamikawa) rushes to the scene and finds a small folded paper crane where Iwase had collapsed.
During his lifetime, the deceased Himuro pursued a dark website organization called 'Mole' that illegally traded insider information. Kento Shibuya) continued to investigate. Sawamura was found burnt to death on the river bank half a year after the incident, but Iwase seems to have doubts whether the corpse was Sawamura himself. Since Himuro and Iwase have been in contact recently, Itomura and the other members of the Special Investigations Office speculate that the culprit who attacked them may be the same person, and that person may be the earth dragon.