Summer 1981. In a few weeks, the 11 year old Jan is going to move away with his parents from his small home village to the city of Düsseldorf. But before then, Jan along with his best friends Steve and Basti finally all go out and explore the mysterious Kattler Villa. There the young boys find a treasure map from the "White Falcons", a legendary band of kids. Pursued by a hostile children’s gang, the three set out on an adventurous expedition to heave up the "Treasure of the White Falcons"...