Marion discovers her sister had more plans. Plans that could cause Marion's dismissal. Wolfs and Eva want to turn Lies's computer hack against her. With the help of Larry, they see everything that happens on Lies' computer.

A girl with a barcode tattooed on her arm is found dead. It appears that she was murdered in a horrific manner while on the run. The DNA of an old acquaintance is found on her body: Louis Dearden, president of the court of assizes. Wolfs and Eva visit Lies Dewulf and, with some difficulty, manage to get hold of Louis Dearden's laptop. Later, a second girl with a barcode tattooed on her arm is found. She was being held in a house near Maastricht, along with several other girls. Wolfs and Eva go to the house, but everyone has fled. Unexpected help comes from a Hungarian liaison. Marion finds her sister, who has returned. The sister looks very similar to Marion. Inside, however, they are worlds apart.

During a gymnastics class, the teacher is murdered by a young man. Wolfs and Eva soon suspect that the motive may lie in abuse. Marion can go back to work. Romeo sees on a security camera that Marion is stealing a liquor bottle.

A well-known arms dealer is found dead in his mansion. He was killed with four shots to the stomach the night before. Marion falls victim to violence against aid workers. Romeo suspects a man they gave a ticket earlier that day.

A curator is found murdered in his own museum. Just before his death, he had a discussion with a local artist. Romeo and Marion receive a report from a desperate father. His daughter is used by her boyfriend as a drug courier.

Two boys mistakenly steal the mobile of a serious criminal. Wolfs and Eva see an opportunity to catch the drug smuggler. Romeo and Marion are called to a chocolate shop. The owners are threatened, someone wants to poison their chocolates.

A woman is found dead in a luxury apartment. Did someone take revenge on her? Romeo and Marion witness a traffic row. The cause of the quarrel disappears. When Romeo manages to track down the man, he turns out to have more problems.

Wolfs and Eva are confronted with a missing girl from a Jazz club. Kamphuis instructs Romeo to keep a vlog in the context of public information. He is called with Marion in a case of bullying. But who is actually teasing who?

A TBS officer escapes his companion during probationary leave. That same day, his victim, on whose statement he received tbs, is kidnapped. Romeo and Marion stop a diplomat who is driving his car drunk. They quickly regret it.

A well-known Maastricht woman is murdered with a crossbow. She will not turn out to be the only one. What do the victims have in common? Romeo and Marion deal with competing crystal meth producers.

An attack on two residents of a house seems like a rip deal, but why didn't the perpetrators take drugs. Romeo and Marion are called to a burglary; a stock of expensive watches has been stolen from a safe.

After Wolfs and Eva manage to escape the dance again with the help of a mysterious ally, they corner the bosses of Virtus et Justitia. Marion makes a gruesome discovery that nearly kills her.

The fight of Floris Wolfs and Eva van Dongen against the Virtus et Justitia society seems to be lost. Eva and Wolfs are arrested with at their feet the corpse of Louis Dearden. Romeo and Marion have to deal with very serious odors.