A group of boys spy on women skinny dipping in the river. Some of the boys masturbate. Then they are invited by the women to skinny dip but they run away.
The three brothers watch a girl in her early 20's perform a little striptease, down to her shorts. Then in the following scene that night, P'tit witnesses one of his older brother masturbate under the covers, but doesn't realise what he was doing.