A film made for television, based on the book of the same name by Libera Carlier. A Flemish family decides to spend the summer holidays on de Schelde. Father Janssen buys a second-hand boat and together with his wife and two sons he sets sail. What follows is a sequence of pleasant moments and disappointments, watched by the sceptical mother Janssen.

To make his frivolous nephew see the error of his ways, a shipowner takes under his wing his bookish secretary to give her a complete makeover, bent on making him notice her. But, can the new and improved lady win the philanderer's heart?