A young girl is sexually assaulted then murdered. Martin and his team are desperate to find the culprit, but for now they don't even know the victim's identity. They end up tracing back as far as Akim Fediche, a former villain, who, however, doesn't have the profile of a paedophile.
Une fillette a été violée avant d'être assassinée. Des empreintes orientent l'enquête vers un ancien voyou.