Dark Circus.

Johanna is just twenty years old but struggling with her boring and aimless existence. Disturbing visions start the day she gets fired from her job. Soon Johanna is carried off into a different world beneath the city where people live in a parallel universe full of darkness and magic rituals. The denizens of this world are inspired and guided by a mysterious woman, The Mistress. Drawn into her cult through an extravagant initiation ceremony, Johanna encounters fascinating characters: People like Simon, the collector, with whom she embarks on an obsessive affair. As Johanna plunges deeper into the occult her old world slowly collapses...