As the American president arrives in the Netherlands, his secret service rounds up the anti-globalists who were preparing an attack. But Wolfs and Eva discover that the attack is a diversionary tactic. They believe that the IRA is behind it and that the attacker is already on the grounds of the hotel where the president is staying. But liaison officer Bill Stark doesn't believe that. Then an old acquaintance of Wolfs and Eva shows up.

When a girl reports a sexual assault in her own home, Eva is confronted with her own past. The girl lives in the house where Eva grew up. And there are more similarities, forcing her to tell Wolfs about her past with her father. Marion and Romeo go looking for her son, who hasn't been in touch for a while. To her astonishment, she finds out that her son was last seen with her own boyfriend. And he has also disappeared.

Marion and Romeo are asked to remove a difficult customer from a bank. Before they can remove the man, a woman takes everyone present hostage. She demands the release of a prisoner convicted of murder and threatens to kill Romeo and Marion if her demands are not met. Negotiations are complicated because no one knows who the woman is. To discover her identity, Wolfs and Eva begin a race against time.

A well-known kickboxer is found beaten to death. Investigations quickly reveal that he had been charged with assault. Was this an act of revenge? Further investigation also reveals that the man had been spending a lot of money recently. He was also the director of various fraudulent healthcare foundations that showed no signs of activity. The question now is whether he was the victim of revenge or whether fraud proved fatal for him.

MVV, Maastricht's professional soccer club, receives a threatening email demanding that a player not be selected for the team. Investigations reveal that the man is being blackmailed. Detectives delve into the world of illegal gambling, where everyone hopes to cash in on sports matches. But the trail does not lead to the big gambling syndicates abroad; the danger lurks closer to home.

A doctor of German descent reports to the police station that he is being threatened by a former college friend. The friend spent more than twenty years in prison for a cannibalistic murder. He has since been treated and released, but the doctor has been receiving strange threatening notes and has also seen the cannibal a few times in Maastricht. Eva feels sorry for the doctor and decides to investigate.

A baby belonging to an irresponsible teenage mother disappears from a car. The girl, who refused at the last minute to give the baby to a gay couple, was allowed by her guardian to live on her own. The girl's boyfriend quickly becomes a suspect; a man who is no good and who would even sell his mother for a few cents. The girl herself is also a suspect. She loves her baby, but refuses to accept that the child limits her freedom. And she always needs money. Or does the gay couple who saw the baby slip through their fingers have something to do with it? A difficult investigation for Eva, who is pregnant herself.

An asylum seeker with a residence permit is found dead in his home, murdered with ricin poison. The question for the team is whether the perpetrator should be sought in the asylum seekers' center where the victim was taking an integration course. The investigation then reveals that the man had a rather promiscuous lifestyle. Could it be that a jealous neighbor took revenge for an alleged affair? The investigation takes a different turn when it turns out that several people have been murdered with ricin after a date arranged through a dating site.

After a Chinese girl is beaten up in a massage parlor, a customer takes her to the hospital. There she disappears before the doctors have had a chance to examine her properly. Shortly afterwards, the girl's severed head is found. Investigations reveal that a Chinese restaurant owner abducted the girl from the hospital. Soon, this Mama Wong is suspected of being a snakehead, a large-scale human trafficker.

The half-burned corpse of a young man is found at Caroseer, a trailer park in Maastricht where the famous folk singer Frans Bauer is about to perform. Eva's new partner is convinced that the campers are involved, especially when he hears that the daughter of one of the richest camp residents has a boyfriend against her father's wishes. He antagonizes all the camp residents. Ultimately, the murderers are found in a completely different circle. Along the way, the daughter gets her boyfriend back and Eva comes face to face with her old partner.