A dead friend. – A stolen masterpiece. – An encrypted message within the famous altar of Ghent. – And an ominous organization… When Daniel finds his friend murdered in his apartment, he becomes inevitably involved in mysterious events concerning a spectacular art theft from 1934. With the help from Mara, Daniel encounters mysterious messages on the panel of the altar of Ghent, which is still missing today, and discovers an incredible secret. Based on the historic events concerning one of the most spectacular art thefts of all time Klaus/Jürgen Wrede develops a novel filled with tension. The reader is taken across Europe and from Cologne to Ghent on the trail of the still unsolved case of the famous altar of Ghent of the van Eyck brothers.