Спящая принцесса: Неизвестная история обо мне, Hirune Hime: Shiranai Watashi no Monogatari

Hirune Hime is set in the Kojima region of Okayama Prefecture in the year 2020, two days after the scheduled Tokyo Olympics. Kokone lives together with her father, who is always working on modifying cars. As she begins to investigate a strange dream has been seeing over and over, Kokone learns a secret about her family.