Desperate to deal with a chronic digestive problem, stand-up comedian Blanche Gardin decides to consult a naturopath, who explains that her self-mockery on stage is sending her brain a negative message about herself. Blanche accepts this diagnosis with the faith of a new convert, decides to give up humor and embarks on the road to personal development.

Océane, a young girl from the Parisian suburbs, gets dumped on a highway station. She then follows a stranger, Oliboy, an odd forty-something musician who is about to do a summer tour in the south-west of France. She will discover his life philosophy in an authentic isolated surf camp ; a timeless summer paradise. This story of emancipation on the background of surf and rock music uncovers the tracks of Oceane's chaotic family past.