After a businessman is murdered, an investigation identifies a suspect who is then put on trial for that crime.
Namiko is married, but has an infatuation with Ishizuka who runs a nightclub. The businessman is also planning on wrecking the company of Namiko's husband. As personal lives and professional careers intertwine and cross one another including a love triangle dangerously, the affair is taken up a notch following a murder.
Following the tragic death of his father, a young boy's family trains his horse to compete in the local derby.
