The life of 15 year old Alex is turned upside down, when his parents are divorced and find new partners right away. After a fight at school, the mother takes him over to England, where Alex chaotic life continues.

Mia and her partner Benny, along with Mia's sister, Alicia, will be in charge of solving some puzzling cases that are happening in their city Hamburg. Surrounded by ghosts and mysterious characters this group of friends, accompanied by other young people, follow their clues.