Drawn by the exorbitantly high hourly wage of 112,000 Japanese yen, ten men and women gather at a mansion. Everyone thinks the simple psychology experiment will get them some quick cash... until one of them winds up dead. The participants are overcome with frenzied suspicion. Various deadly weapons are left in their rooms and they are killed off one by one.

Atsuko and Akira are a husband and wife duo with a daughter and a son. Atsuko is in charge of the retirement finances. She saves from money given to her by her husband and also earns money herself by working part-time. She stretches every yen by leading a frugal life. yet, expenses come up. These include their daughter's upcoming wedding and the funeral expenses of the husband's father. Then, and at exactly the worst time, the couple finds itself unemployed.

The experiences and relationships of five senior students at a rural high school, during the last year leading to graduation.

New Year's Eve at a posh hotel and all should be shipshape. It is not. There is the traditional party, an official ceremony, entertainment and a special dinner planned and yet there is trouble everywhere. An Animal is on the loose, a politician to protect, a prostitute to handle, a bellhop to focus and a few things more.

Ayano Mishima works as an AD at a TV broadcasting station. She covers the mysterious death case of a young man. Before he died, he said that somebody was watching him. Covering the case, Ayano Mishima realizes that the mysterious eye is also coming after her.

A man’s body is found in the suburbs of Tokyo. The dead man was hit by a car and his head beaten by the reckless driver after the accident. The dead man had a wife named Noriko. She likes fancy things and she has a lover named Tsukada. It's also learned that the dead man was insured for 300 million yen. The media and the public look at Noriko and her boyfriend Tsukada with suspicion, but they have perfect alibis. Then, Detective Hibiki, who is in charge of the case, and Private Detective Kono become involved in a series of mysterious murder cases.

A family restaurant faces hard times due to customers running out on their bills. In his past, Shogo Kawatani was a premiere athlete. Now, Shogo Kawatani works for the family restaurant. His job is to catch customers who run out on their bills.

The dead body of Maki Tsujimoto, a popular stage actress, is discovered in a theater in Oji. After striking her in the back of the head with a bronze statue prop, the criminal laid the body on the floor and pointed a light at it, "directing" the crime scene as if it were a scene from a play.

The body of Shinsuke Maeda, a wealthy older man, is discovered in his garden. While at first glance it appears that he missed his step while exiting into the garden and hit his forehead on a flowerbed rock, it is established that a safe installed in the living room has been emptied. It seems that, the night before, Maeda left the hospital he was staying at of his own will and came home, and was robbed immediately after returning. His daughter Yumie Nagano insists that Chikako Inui, a woman her father had been seeing, must be the perpetrator. She says that Maeda was thinking of getting married to Chikako soon. However, Chikako finds Yumie and her husband suspicious. Troubled by debts incurred by opening their ramen store, they pestered Maeda and he pushed them away. She calmly points out that Maeda gave her a will in which he left all of the 50 million plus yen hidden in the safe to her, so she had no reason to steal from him.