London middle class Jewish accountant Lionel is preparing for his son's bar mitzvah when he does a little favour for a friend, and ends up getting mixed up with the Mafia.

Jensen is a 34-year-old freelance cinematographer. He will not win an award for best husband but he strives to be the best father he can be. What started as, at least for him, a regular Saturday morning slowly unravels to be the most absurd, disassociated, and dangerous night of his life.