Dr. Bender has good news concerning Lise’s condition, but Hervé is still worried about Mireille and Anna. The girls are introduced to their next target: a seemingly normal businessman.
And that, my friend, is 
why you're a lost cause.
Darum bist du zu nichts zu gebrauchen.
Tu es un cas désespéré.
Por isso, amigo, você é um caso perdido.