Le Petit Baigneur plot
The Castagniers, three brothers and one sister, with the exception of Father Henri, all have something to do with the sea, water and wind. André works as an inventor and ship designer at the Fourchaume yards and Charlotte helps André with his experiments. André and Charlotte have won an international competition in San Remo with their 'Kleine Bader', a revolutionary boat designed by André. They arrive at the Fourchaume shipyard on the day of the launch of another new type, also designed by André. However, the ceremony ends in disaster and André is fired...