Ten years after the dissolution of her legendary band Wattmarck, engineer and musician Karin Steckheim brings the group together for one last concert to present their newest instrument: a mysterious synthesizer that produces a mysterious sound.
Michou Friesz
as Karin Steckheim
Bobby Sommer
as Anton Gsellmann
Lukas Strasser
as Tommy Huemer
Bernd Eisched
as Richard Kowalski
Denise Kottlett
as Katharina von Wattmarck-Rosslau
