Tita Mu Koshigaya, Tita to her friends, is a young woman who captains a ship, the Cha-Cha Maru, whose business is capturing exotic creatures in the sea of clouds of the planet Ietta, a gas giant, and selling them to collectors and zoos. By chance, she saves Elysse Aldo Mordish, a young woman of her own age, from a rogue faction of Ietta's own military forces, led by the…