Based on a notorious Belgian court case, My Friend, or The Hidden Life of Jules Depraeter follows Jules Depraeter, a charming but manipulative businessman from Ghent who becomes entangled in robbery, fraud and conspiracy. When police discover stolen jewels and securities in the trunk of a garage owner linked to him, a complex investigation unfolds. During the trial, Depraeter attempts to save himself by accusing a respected investigating judge of masterminding the crimes and plotting the murder of his own wife. Told through courtroom scenes and flashbacks, the film gradually reveals a web of lies, corruption and psychological manipulation.