Genya Tachibana is a director and the president of a small production company. One day, he is contacted by the famous Gin Ei studios, that ask him to direct a documentary commemorating their 70 years of existence. Genya chooses as a subject the legendary actress Chiyoko Fujiwara, a superstar actress who 30 years earlier chose to end her career and disappear from public life. Chiyoko Fujiwara is a cinematographic enigma that nobody ever seemed to shed light on. Genya is obsessed by this fallen star, wanting to unravel the truth behind her secret. Accompanied by a young cameraman, Genya finds his way to Chiyoko, who has transformed into an elderly hermit living alone in an isolated house. At their first meeting, Genya sees that Chiyoko, although touched by the hand of time, has not lost any of her charm or energy. To gain her confidence, he brings her an ancient key that holds sentimental value, that rapidly allows Chiyoko to begin recounting her memories. The interview takes course, and our 3 protagonists are plunged into the past, visiting each fragment of what has been long gone, where the past and present meld together. The actress’ recollections soon metamorphosize into a great adventure where cinema confronts her history and an incredible love is unveiled, that conflicted with her rather uncommon lifestyle…