Seiran Gakuen is an exclusive private boys' high school. It's the start of the summer break and Yoshikuni has decided to spend this year's summer at the school's Shoraikan dormitory, as have Mitsuhiro, Kanji and Iwatsuki. All four boys have their own reasons for not going home. Yoshikuni's girlfriend is Hiroko, but with his own reasons, he tells her he doesn't want to see her for a while. Hiroko ...

Kintaro Yajima comes to Tokyo and is hired by Yamato Construction Company when he saves the life of the company's CEO. A former leader of a motorcycle gang, Kintaro is known for his highly principled and forthright way of dealing with matters and is never afraid to tell his superiors exactly what he thinks. This has a tendency of irritating some; but when corruption from within the company begins ...

Akiho Takeda is assigned to #3 investigation team for The Tokyo Metropolitan Police Department. On her first day at work, a burglary takes place at a jewelry store in Shibuya. The case though is taken by the #1 investigation team which Akiho hoped to join. Nevertheless, Akiho goes secretly to the jewelry store where the theft took place. Later, a safe at a jewelry store in Roppongi is broken into....

Kumiko Yoshikawa joins the Big Wing company at Tokyo International Airport. It's her first day and she is full of enthusiasm, but that leads her into trouble.

Ichiro Numata (Hiroaki Murakami) is the chief editor of a publishing company. He suddenly falls unconscious and is hospitalized, but various cases takes place at the hospital. Hospital Director Kenichiro Asashima and Chief Nurse Junko Amemiya goes missing. There are rumors that they were in a close relationship. Head of Drug Management, Yasuharu Horimura is found dead. Rumors were that he stalke...