Night after night Bodo sweeps the empty city streets. Dirty work that no one notices. Attracted by electronic basses and gleaming lights he comes across a vernissage. A strange world in which he makes a familiar discovery and decides not to be invisible anymore.

The nine year old Larissa lives in the Luneburg Heath. She is in the clique "The Timies", which is devoted to historical events and facts. In this summer holidays, Larissa's cousins from Berlin are visiting the Luneburg Heath for the first time. From now on, Emma more and more realizes that she disposes of a mysterious talent. By touching antique objects she is able to look into the past of these things. Will they be able to find this treasure? And what has this shining crystal appearing in Emma's visions to do with it?