A serial killer stalking the teen-aged daughter of the aristocracy brings Sherlock Holmes out of his drug-filled semi-retirement.

An exquisite silk stockings butterfly knot, over two girls life.
In 1902 winter, the dark, cold wind blowing across the city of london. A barefoot girl corpse on the shore, suffocated, died in the roof drink brandy. In her neck, is a silk stockings is tied in a bow, in her mouth, was filled with another silk stockings, blank eyes straight ahead, uneasy and strange diffuse throughout the morgue. In the face of the body, Hua Shengzheng be confused like a tangle of flax, and Holmes, now in the city a closed in the house of opium. Soon after, the other a girl was killed, barefoot body was hanging in the street lampposts, neck by the same node on the same delicate silk stockings butterfly knot, she wears skirt is dead, before all, in her mouth, was also full of silk stockings, died, was brother Fang Luo fan halo. Obviously, this is the same as the perpetrators of the. Coincidentally, Wahson wedding day is approaching, to tell a friend Holmes also the strange case, makes Holmes leave the opium, believe only one. The company turns to trace, and even has buried corpse exhumed validation, strange stockings again at the mouth of the dead body was found, only two people. They won't because of Holmes's involvement and stop the killings, and disappearance of the girl, a pair of dancing shoes disclosed hsuanchi. In seems to find the real murderer when, alibi was completely overturned the assumptions, caught the murderer is not the murderer, is not? True or false? Holmes also like to fall into the five cloud, death, is only the beginning.