When another woman is murdered, Marc, Rex and Niki suspect that a serial murderer is at large as all the women have the same look - blonde and very beautiful. Without many suspects, it is up to Rex to sniff out the right postman - who is the murderer.

An autograph hunter tries to get an autograph but the celebrity isn't interested. The autograph hunter kills her and when she isn't discovered, starts murdering other celebrities in revenge.