While investigating a murder case, Kamiki Kyoko finds out the truth behind the death of her father who was a police officer which leads her to the dark secrets within the police force. In order to solve the case and take revenge for her father, Kamiki and her supervisor Orihara must battle the odds against the strong forces trying to cover up the truth.

One evening, a married couple comes to the Itami Law Office. Narumi Suzumura, six months pregnant, and her husband Takuya have come to ask Itami to take the case of Narumi's mother, Kimiko Torii, indicted for the murder of her second husband, company president Takefumi Torii. Kimiko married Takefumi 19 years ago, making him Narumi's stepfather. The couple are questioning whether Kimiko had the intent to kill...