A failed April Fool's joke by twelve-year-old Chinese guest student Xi Zhōu turns the lives of Lucas, who is the same age, and his family upside down.
Noèl Gabriel Kipp
as Lucas
Jana McKinnon
as Caro Roosen
Max Zheng
as Xi Zhou
Cedric Eich
as Schaaf
Laura Tonke
as Maria Roosen
Mehdi Nebbou
as Lutz Roosen
Lukas Miko
as Ralf
Maïmouna Rudolph-Mbacké
as Charly Neumann
Philippe Graber
as Peter Kurtz
Tilla Kratochwil
as Beate Lendel
Yasin el Harrouk
as Rashid
Branko Tomović
as Ragno Ronny
