Hiromasa is a former top skier. His daughter, Kazami (Tao Tsuchiya), also aspires to become a top skier like her father. One day, it is discovered that Kazami possesses a gene that only top athletes have. A researcher asks permission to examine Hiromasa and Kazami, but Hiromasa refuses because of a secret about his daughter's birth.
A newborn kidnapping case took place more than 10 years ago and the death of Hiromasa's wife. Who is Kazami's parents? Secrets are revealed.