Yet concerned about this encounter, Lotte goes to the Hotel Mondrian the next day to talk to the man, but what she finds is his corpse. And his passport shows that he wasn't Andre Nieuwkamp as he said, but Theo Brand, a British citizen. Subsequent DNA tests reveal that the man was Andre Nieuwkamp so now Lotte has a double mystery on her hands and needs to figure out not only why Andre waited so long to tell anyone he was still alive, but also who was the teenager murdered in the dunes all those decades ago.