Three individuals fake an accident in order to steal a luxury car. The driver is in hospital, his wife is in a panic: at the back of the car was the carry-cot with their five month-old baby sound asleep...

Martine Davrat's apartment was burgled and her son Jérémie, aged 16, beaten up after having stabbed one of the burglars. The police, intrigued because there was no sign of forced entry, quickly discover that Jérémie is a drug-addict...

A police intervention during a hold-up ends badly with a trainee police officer taken hostage. The whole team is hard at work to try to catch the gangsters and free the trainee unharmed...

Neighbours, no longer prepared to put up with the prostitutes working their street, create a committee charged with getting rid of them. The group is led by Edmond Margol, fervent supporter of zero tolerance. One evening, he sets fire to a prostitute's vehicle, whilst she's sleeping in the back.

Anne Dumont, Viking's replacement, arrives at the Central with a suspect accused of assaulting Éric, a wheelchair-bound teenager. Franklin notes a certain number of worrying details in the attitude of the victim, an apparently well-behaved young man who lives with his mother, a recluse that no-one has seen for months.

A figurehead of organised crime is arrested thanks to the statement given by a witness. Well-broken to police techniques, the suspect accuses Franklin of having faked the testimony in an attempt to get him to confess.