A widower and his son and daughter work toward his dream of building a rocket and try to get over the death of his wife and their mother.

Money runs short. A lighter metal is needed for the rocket. George is forced to become more involved with Tom's class. Mary and George go to quiz night at the social club. A pregnancy test creates chaos.

A search commences for a site for the rocket bed, George struggles with his studies, and Barney asks George for a donation.

George negotiates for parachute material and then has to grovel to the women, after insulting them, for help in manufacturing the parachute against a changing deadline.

There are still hurdles to overcome before the launch, and George is not sure he's ready to say goodbye.