Joryuu Hikoushi - Maria Mantegazza no BoukenLady Aviator - Maria Mantegazza’s Adventures; 女流飛行士 - マリア・マンテガッツァの冒険; Joryuu Hikoushi - Maria Mantegazza no Bouken

Maria Mantegazza is an aviator in interwar Europe. Employed by an Italian airline company that transports people and couriers, she goes on a mission to the four corners of the world in the hope of finding her English father, an agent of the British secret service whose whereabouts have been lost.