After being framed for a murder he didn't commit, Tom Penney (Donald Houston) serves his time and returns to his rural English home to establish a quiet life.
While Ludovic Dubois, a young summer camp monitor in Saint-Benoît, entertains the children by playing Robin Hood, the lord's niece is kidnapped by her uncle, in the castle next door.
In the spring of 1945, World War II is coming to a close. Roger Halyard, a dignified, strait-laced Englishmen, lives on a South Sea atoll with his three daughters, Gloria, Hester and Violet, along with the housekeeper, Thelma, who has raised the girls since childhood.