A detective is hired to locate a model's rapist.

A rape incident has occurred. The victim was a woman named Yumiko Kawamura, a dental hygienist. However, the statements of the victim Yumiko and the suspect Saburo Kubo were completely incompatible. Adachi, a national lawyer who took on the defense of the suspect, will begin a personal investigation of Yumiko to find out the truth of the case.