A submarine newly commissioned is damaged in the opening days of World War II. A captain looking for a command insists he can get it to a dockyard and captain it. Going slowly to this site they...

A submarine newly commissioned is damaged in the opening days of World War II. A captain looking for a command insists he can get it to a dockyard and captain it. Going slowly to this site they find a stranded group of Army nurses and must take them aboard. While trying to get a primer coat on the sub they have to mix white and red in order to have enough when forced to flee the dock during an air attack they find themselves with the world's only Pink submarine.