The students of Terminale A are preparing for the End of Year Party, each in their own way: the rappers are shooting a video for their album; the head scamp is stocking up on alcohol; the virgin is getting ready for his first time and the local Romeo is getting ready to put a ring on his Juliet's finger. They dream of the future and make plans for a life without parental supervision. “You will never forget this night!” is the unanimous state of mind of the high school students. But the parents have their own ideas about this party: “The evening that has been awaited for 10 years” becomes a real war of generations. The school turns into a battlefield: today all the dots are put back on the i’s.