While Daniel is under arrest and everyone seems convinced that he is both Phantom and Shakespeare, Amélia is assailed by doubts and decides to confront him. He ends up confessing to her that his father is the serial killer Phantom. Shakespeare would therefore still be at large. From the DNA tests carried out on the bodies, the police notice that one of them stands out: François Castelli, the only man that Phantom has murdered. Amélia manages to get Daniel out of the police station and the two teammates go to question Castelli's ex-wife...