Willem starts his first day on the job in Amsterdam, where he and his new partner, Sam, grill Roxy, the drugged prostitute. Meanwhile, Theo and Maartje put a plan into action to lure hitman Achmatov out of hiding.

Willem, Theo, and Sam join forces to find out exactly what Moliers' gang is up to. Willem is struggling with family problems in Tilburg, where he faces a shocking surprise. Meanwhile, Roxy comes forward with important new information about the extortion case.