SummertimeInabeautifulvillageinCorsica,fiveyoungschoolmatesarefacingadilemma:whattodoaboutalocalfactorythathasbeenpollutingtheirfavouriteriverDesperatetimescallfordesperatemeasuresandtheydecidetotakeradicaldirectactionButtheadventuredoesn’tgoexactlyasplanned