Choir director Johanna Bischoff and her girls choir go to a concert in their hometown Hameln. Shortly before the scheduled performance disappear four of the girls and the organist David.Sie were on a hike in a cave of the Ith - the fabled mountain, in which 700 years ago the Pied Piper is said to have led the children. Seeking help, Johanna turns to her ex-boyfriend Jan Faber, head of the police station in Hameln.

• ZDF
• Julia Koschitz
• Bjarne Mädel
• Matthias Habich
• Ruth Reinecke
• Hannes Wegener
• Luise Befort
• Lilli Fichtner
• Camille Dombrowsky