Considering the way spy corps of all stripes tend to function, Hendrik was undoubtedly not this man's real name. Nevertheless, that was the only appellation the witcher knew for His Imperial Highness' nose to the ground in Welen.
After asking around, Geralt learned a Hendrik lived in the village of Heatherton.
Sadly, Geralt arrived too late. The village had been ravaged, its inhabitants slaughtered and Hendriks service to Nilfgaard terminated in a most violent and disturbing
Yet the agent showed such determination before he died that Wattier de Rideaux, chief of the imperial spy corps, surely beamed with pride if he ever heard of it. Despite undergoing horrific tortures, Hendrik preferred to die in agony rather than reveal where he hid his reports. They remained in his hut for Geralt to find, providing him with several pieces of important information.