The Black Forest, a place of myths and legends since time immemorial. There have always been areas here that people avoided. When a series of young women suddenly go missing in the woods, the townsfolk begin to recall the old stories and whisper among themselves. News of the eerie happenings in the valleys and gorges of the ancient forest reaches as far as England. The strange events prompt Mycroft Holmes to take action. Without hesitation, he sends Oscar Wilde to the German Empire to shed light on the darkness. A journey that quickly turns into a trip to hell.