is the year 1895 and the new client of Sherlock Holmes is the judge of the Supreme Court, whose stubborn daughter has lost without a trace.

Holmes and Watson find out that the missing woman - Hannah Woolfson - set out on the trail of other missing people, her close girlfriend Sophie. Sophii was recruited by a group known as the Elysians, the half -religious sect obsessed with myths and rituals of ancient Greece, led by the charismatic Sir Philip Buchanan. Hannah joined the Elysians under a false name in the belief that her girlfriend had been murdered there.

Holmes agrees that she should stay in this secret, but seemingly harmless cult, but Watson is convinced that Hannah finds herself in terrible danger. Sir Philip dreams of the elevation of humanity using classic ideals, at all costs…