A group of kids grows up on the east side of the Sonnenallee in Berlin, right next to one of the few border crossings between East and West Germany. The antics of the people on Sonnenallee all show the absurdity of their everyday life.
In 1990, to protect his fragile mother from a fatal shock after a long coma, a young man must keep her from learning that her beloved nation of East Germany as she knew it has disappeared.