Having become a prosecutor like her late father, Kanade Nishimura reflects on an event from her college days that altered the course of her life.
Kanade takes on a drug trafficking case in which one of the suspects, who is the second son of a prominent politician, denies any involvement.
Having witnessed Masaki's intense argument with Koichiro, Kanade begins investigating the final case her father handled before his death.
Masaki recalls his aimless youth and how he made friends in college. Later, he finally tells Kanade what happened during his fateful drive with Kaori.