Adam is eager to impress his girlfriend's multi-talented father and seemingly perfect family. But soon a spectacular fragmentation of the clan occurs, prompted by an explosion in a fireworks factory, the advent of internet pornography, the reappearance of a forgotten murderer and a jet-black wig. Over 300,000 copies sold in the Netherlands alone. Now in paperback Professor Siem Sigerius - maths genius, jazz lover, judo champion, Renaissance man. When Aaron meets his girlfriend Joni's family for the first time, her multitalented father could hardly be a more intimidating figure, but somehow the underachieving photographer manages to bluff his way to a friendship with the paterfamilias. With his feet under the table at the beautiful Sigerius farmhouse, Aaron feels part of the family. A perfect family.Until, that is, things start to go wrong in a very big way. A cataclysmic explosion in a firework factory, the advent of internet pornography, the reappearance of a forgotten murderer and a jet-black wig-all play a role in the spectacular fragmentation of the Sigerius clan... and of Aaron's fragile psyche