Suk is put under surveillance by the new commissioner. Together with Grimmer, Suk retrieves the tape and research papers from the deposit box. But their movements is watched by various sides.

Johan visits Suk's mother. Tenma and Grimmer learns of his visit. They, including Col. Ranke, listen to Johan's tape. Lunge arrives in Prague for a 'holiday'. His investigation leads him to the sketches of Franz Bonaparta.