Galilei Donna: Storia di tre sorelle a caccia di un mistero (ガリレイドンナ, Garireidonna, lit. Galilei Donna: the story of three sisters in the search of a mystery) is an original anime television series produced by A-1 Pictures and directed by Yasuomi Umetsu. Episode 1 was previewed at a screening in Tokyo on October 5, 2013. Regular broadcasting began on October 10, 2013. Galilei Donna, set in 2061, is the story of the three Ferrari sisters—Hozuki, Kazuki, and Hazuki—descendants of Galileo Galilei who have completely different personalities and thus are constantly at odds with each other, until they are falsely accused of terrorism as part of a conspiracy involving an ancient treasure said to be left behind by Galileo. As the only way to clear their names is to beat their enemies to the treasure, the Ferrari sisters follow the clues left by their ancestor and embark in a journey around the world to unveil its secrets.