Aïcha is a troubled teenage girl who cannot forgive her mother for kicking out the stepfather she adored. Aïcha longs for him to come back and take her away. When she meets Baz, a man twice her age, it’s love at first sight for her; the real kind, the one that hurts. Baz wants to help this lost little girl, but she wants much more from him, and is ready to do anything to get it.

Gad Elmaleh decides to leave New York and move back to Paris, to get baptized and become a Catholic. Despite his attempt to hide the truth from his Jewish family, Gad's parents discover their son's unconditional love for the Virgin Mary – and for them, it’s a nightmare! Determined to bring Gad back to reason and to his Jewishness, they turn his conversion into a battlefield - as Gad tries to make them understand by any means necessary that his sincere beliefs do not change his identity and the love he has for his family.