Philipp Heller, a Luther expert more at home in the 16th century than in the present, is being blackmailed. But not for money: he is being coerced into killing a city council member! Horrified, he asks private detective Katinka Palfy to find the blackmailer. She soon uncovers a connection that leads far into the past. A bizarre blackmail. An unsettling journey through time. A top-notch Katinka Palfy case.