Jeong-mi Lee

Michiko Oshitani, who lived in Shiga Prefecture, is found dead at an apartment in Tokyo. She was strangled to death. Mutsuo Koshikawa is the owner of the apartment and he goes missing. Detectives including Yuhei Matsumiya who is a cousin of Detective Kyoichiro Kaga , have difficulties in solving the case. They can't find a connection between Michiko Oshitani and Mutsuo Koshikawa. They soon learn that Michiko Oshitani came to Tokyo to visit Hiromi Asai . They graduated from the same school, but there isn't a connection between Hiromi Asai and Mutsuo Koshikawa. Detective Yuhei Matsumiya finds something near Michiko Oshitani's body. That something has the names of 12 bridges surrounding the Nihonbashi area of Tokyo. Detective Kyoichiro Kaga learns of the clue and becomes agitated. There's a connection with his late mother

A seemingly lazy salaryman is tasked with managing a company secret.

Yusuke Nogi of Ryosho's Energy Development Division said that 10 times the official down payment was mistakenly sent to GFL, a local infrastructure company involved in a solar energy plant to be built in the Balkan Republic in Central Asia. Suspected of involvement, he heads to the Balkan Republic to collect the difference of $90 million. With the cooperation of his CIA friend Sam, Nogi obtained information that the terrorist al-Zaer had laundered the full amount of the contract money into diamonds and brought it out.

Hanzawa Naoki works as a loan manager at the Osaka Nishi branch of Tokyo Central Bank. One day, Hanzawa makes a loan contract for 500 million yen with Nishi Osaka Steel Company. Hanzawa didn't want to approve the loan, but he had to due to the branch manager's order. Nishi Osaka Steel Company seems financially stable, but the company actually hides massive amounts of debt through fraudulent accounts. The company is caught. Three months later, Nishi Osaka Steel Company goes bankrupt. The bank's branch manager is Asano. He is an ambitious man and tries to shift the blame to Hanzawa. Hanzawa then attends an inquiry about the loan failure at the bank's headquarters in Tokyo. Hanzawa denies fault and promises to retrieve the 500 million yen loan. He did this because it's the only way for Hanzawa to survive as a banker.

Hiroshi Kataoka works at a bank. He receives a promotion to manager of the Kamata branch. He is also informed that the Kamata branch will be shut down and he does not have to work hard. After the branch's shutdown, he will work again at the bank's headquarters. Hiroshi Kataoka is embarrassed by the situation. He sees the branch employees work hard and they do not know the branch will close. Hiroshi Kataoka is conflicted between his job and his employees.

It depicts the past of Drum, a colleague of Nozaki Mamoru of the Tokyo Metropolitan Police Department's Public Security Bureau. It will depict episodes from his childhood.