Akira Otaka

Takatoshi Minamiyama majors in art at an university in Kyoto. On the train to the school, he sees Emi Fukuju and falls in love with her at first sight. Gathering up all his courage, he speaks to her. They begin to date and enjoy happy days together, but Emi reveals her secret to him.

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.

A wave of gruesome murders is sweeping Tokyo. The only connection is a bloody X carved into the neck of each of the victims. In each case, the murderer is found near the victim and remembers nothing of the crime. Detective Takabe and psychologist Sakuma are called in to figure out the connection, but their investigation goes nowhere...