This light romantic comedy finds a young widow with three young boys investigated by the Navy. Amy Martin (Shirley Jones) has a curious child who inadvertently sends out a distress signal in Morse code by the blinds on his upstairs bedroom window. Commander Weedon (Gig Young) and crew observe the signal from their ship and investigate. The commander falls for the young mother and proposes marriage. Amy is reluctant to have her family live out of a suitcase and initially declines. Gramps (Edgar Buchanan) tries to bring her on board to sail the sea of love with the commander, but it's the youngest son Alex (Billy Mumy) who flies high an hits the mark as Cupid. Alex sets sail with some helium balloons and floats out over the ocean. The commander must save the boy and return him to his mother, creating another opportunity for his mother to be captured by the romantic suitor. Red Buttons and Carolyn Jones also find romance in this feature directed by George Sidney.