An old case is reopened when Eva and Wolfs are confronted with the murder of a boy who was convicted 18 years earlier for the rape and manslaughter of a young girl. The detectives who investigated the rape using old methods impose themselves on Wolfs and Eva's investigation. Marion and Romeo also have to deal with old traumas when they investigate a theft in a nursing home.

A serial killer who attacks his victims from hiding places in the woods has claimed another victim. But unlike the first few times, there is a surviving witness. Wolfs and Eva are relentlessly hunting the killer, but he has a surprise in store for them. Romeo fines a woman with a sick child in her car. The woman reacts very violently to the fine. Marion wants to find out if there is more to the story.