In a mining Belgian town, Sandrine and Anna, her mother, answer an ad for a local beauty contest that could change their lives forever. Anna is convinced that Sandrine should enter, although the path to victory will have huge costs for both of them.

On a Belgian beach at Camping Cosmos. The delegate send by the Ministry is confronted with sex and murder. The residents enjoy their holidays in a peculiar way...

She drove me into a corner, then forced me to go beyond my limits. She made me confront the absolute: love, sacrifice, tenderness, abandonment. She dislocated me, transformed me. Why didn't anyone warn me? Why doesn't anyone ever talk about this?" Un heureux événement, or an intimate view of motherhood, sincere and with no taboos.