Raymond Reddington tips off the FBI Task Force about the resurgence of Dr. Hans Koehler, a world-renowned plastic surgeon specializing in making the world's most wanted criminals unrecognizable to international authorities.
While Reddington hunts for his past, Liz and Jennifer embark on their own investigation. Having discovered that the bones in the duffel bag belonged to the real Raymond Reddington, they are certain that the man they know is an imposter. [S6E1] Dr. Hans Koehler
Red claims he wants the FBI to track down Koehler to give them his client list, but his true motive is more personal: he needs to erase his own file from Koehler's records. Raymond Reddington tips off the FBI Task Force
Despite the doctor's death, Red manages to secure Koehler's computer files. He hand-delivers them to Liz, but not before deleting the data pertaining to his own surgical history. Liz and Jennifer's Secret Alliance Having discovered that the bones in the duffel
While the Task Force tracks the doctor through legal channels, Red uses his criminal network. He tracks down Basil Vladokis, an old acquaintance, and eventually finds a nurse who reveals Koehler's location in France. A Deadly Transformation