One day, Rino saves an injured thug Koji from a beautiful woman who happened to visit Office Zebra. Because of her, Rino is a drug smuggler Misa Nishioka. She, a female police officer, becomes embroiled in a dispute over selling a crowded train. She stole away her pistol while in the organization, and Rino secretly boarded the scene of her attack. Koji tries to rescue Rino in the midst of shootings on her way to work. Hitting the train all over her, she finally found her, but at that time, Rino, who desperately ran away, found a pickpocket. However, Misa is taken back and the assassin's bullet is fired...and she points her pistol at Rino and the others...

Kyosuke Kozu (Masaomi Kondo), a university professor and a famous detective, is a big magic lover. He was asked to judge the Magic Competition to be held in Ito, and set out with his sister Nobuko, her lover's newspaper reporter Kenzo, and the brothers Shiro Kishibe. On the day, Shigeko Mizutani, who was supposed to play the guillotine technique, went missing, and she was found dead while her sister Yoshiko was taking her place. The suspects include Yoshiko, Shigeko's husband, Ryohei Mizutani, and her secretary, Yuriko.

President Ito, a major apparel maker, was poisoned in the president's office. Kenzo (Baku Ohwada), who happened to be interviewing nearby, rushes to the site. According to his secretary Masae, Ito's ex-wife's younger brother Yoshimoto visited and he started arguing with Ito, but he suddenly escaped. Kenzo asks Kyosuke Kozu (Masaomi Kondo) to investigate. It turns out that Ito's son Takashi, who was killed, is enrolled in Kyosuke Kamizu's university. When Kyosuke Kamizu met at the university, his mother-in-law, Yoko, aimed at his father's fortune and said, "I think he teamed up with designer Kawahara ." Yoko has a relationship with Kawahara, and Ito, who died, was confused because she had an affair with her secretary, Masae. Takashi is said to have already left home and is living on his own.