The gripping true story of a brutal serial killer who unleashed his own reign of terror in Nazi-occupied Paris. Dr. Marcel Petiot was eventually charged with 27 murders, although authorities suspected the total was considerably higher. The trial became a circus, and Petiot enjoyed the spotlight. A harrowing exploration of murder, betrayal, and evil of staggering proportions.

German night -- The people's doctor -- Preliminary findings -- Two witnesses -- "100,00 autopsies" -- The woman with the yellow suitcase -- "Beside a monster" -- A delivery -- Evasion -- "Goodbye arrogance" -- Sightings -- The Gestapo file -- Postcards from the other side -- Destination Argentina -- War in the shadows -- The attic -- Frustration -- Nine more -- The list -- Apocalyptic weeks -- "P.S. Destroy all my letters" -- At Saint-Mandé-Tourelle Station -- Interrogations -- Beating chance? -- The Knellers -- The Petiot Circus -- "Not in danger of death" -- Two to one -- Inside murder house -- Black fingernails -- "A taste for evil" -- The hairdresser, the makeup artist, and the adventuress -- Walkout -- Naufrageur -- The verdict -- Timbers of justice -- The loot.