After two thugs are killed, Dobu and his crew have three days to catch the murderers. Dobu suspects a hidden mastermind influencing the magistrate.

14-year-old Sunaoko travels from Tokyo to Naha, Okinawa, with her father’s young fiancée Momoko in search of her half-brother whom she has never met. Their guide, a beer-guzzling ex-soldier, takes them to the locale’s tourist attractions, quickly delving into the underlying scars of the island’s wartime history.