[2] The mechanic Pierre Gauthier runs his own garage until he gets disappropriated because his grounds are required for a new airport.

When he helps a businessman whose car has broken down in the middle of the night, he and his wife are offered a new job, managing an auto dealership and service business in another town.

During her absence, Pierre, an ex WWI flyer, returns to his love for aviation and neglects his work and family.

When Thérèse returns, there is conflict until eventually she too discovers the joy of aviation and learns to understand Pierre.

After they mutually struggle to follow their dream of aviation success, Thérèse decides to attempt to break a long-distance flight record, and succeeds.