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.

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.