Les Tuche, a modest french family, change his life after winning a super lottery. Thanks to the money of his parents, the son, Donald (aka "coin-coin") goes to Los Angeles to improve his english. On the L.A. University, he meets Jennifer, daughter of a famous American financier.

A French chef in search of fame tries to help the young Lili-Beth win a culinary competition. But to do so he must contend with the hostility of an entire village towards Sonia, the intransigent local customs officer.

When Maria thinks she's at the bottom of the barrel, she discovers that this barrel has a double bottom: no job, no money, no worthy accomplishment and now a dying mother begging her to do something with her life. before his death! She has no other choice but to get back in hand and find a career ... But what can she do with a 7-year-old BAC in communication and no work experience? Believe it or not, she can become a substitute in a high school! Thus, Maria, 30, as responsible and stable as a 14-year-old teenager, returns to high school in the role of the one to whom she threw pieces of erasers: the replacement. Too jaded teachers, rebellious teenagers, intimidated or not sufficiently denounced, she will be confronted with the reality of teachers and young people today and, who knows, may discover a vocation.

After being arrested for solicitation, a high-class prostitute threatens to make public a list of her best clients and someone resorts to murder to keep the list a secret. Meanwhile, the judge on the case struggles with his dilemma and one cop aims to find the killer.