A genius doctor named Yuichiro Nozaki comes to a hospital to know the reason of his sister's death. The doctor is wondering if someone of the hospital killed her. Finally, Yuichiro finds doctor Katsuhiko Sonobe is a suspect of the murder, but notices Katsuhiko's wife loves Yuichiro.
Atsuro Watabe
Sachiko Sakurai
Yumiko Takahashi
Naoki Hosaka
Yoko Saito
