Anna Quarrels Rhonda Griffin works in the Rare Books Room of a library, where curiosity and danger collide. One day a man arrives claiming to be Mr. Jamison from the University of Chicago, supposedly studying Frankenstein's original manuscript. After reading it, Jamison steals the manuscript and disappears into the shadows of the stacks, leaving Anna unsettled and wary. To track him down, she hires private detective David Raleigh Justin Lauer, a cinephile with a knack for following clues. As David digs deeper, the truth about Jamison unfolds: the man is not who he says he is. He’s actually Dr. Winston Berber Bill Moynihan, a scholar who collects rare manuscripts and whose ambitions stretch far beyond academia. Berber already possesses Frankenstein’s manuscript, The Werewolf of Paris, and The Mummy, and now he is after the first edition of Dracula. His grand scheme hinges on an invention he calls an Archetype Inducer, a machine designed to summon the four greatest monsters from horror fiction into the real world so he can wield their power.
Berber makes a shocking return to the library, seeking the Dracula manuscript. Anna confronts him with a pair of scissors and phones David for help, but Berber blindsides her, zaps her with a taser, and drags both the manuscript and Anna to his laboratory. There, he reveals his chilling plan: Anna will serve as the perfect sacrifice—“a virgin between the ages of 20 and 35”—to power the Archetype Inducer. With Berber’s address in hand, David stages a break-in. He fights his way into the lab, overpowers Berber, and frees Anna. The duo grabs the valuable manuscripts and escapes, but Berber has already activated the machine.
From the Archetype Inducer, the four monsters begin to materialize, stepping out as tiny versions of their legendary selves. The Mummy Joe Smith, Frankenstein's Monster Thomas Wellington, Wolfman Jon Simanton, and Dracula Phil Fondacaro emerge in miniature form, a startling and almost comical reminder of their vast literary power. Berber believes the rescue is far from over; he intends to recapture Anna and restore balance by forcing the ritual to continue. The chase leads to a cruel game of cat and mouse between the living and the living manifestations of fiction.
David’s services come at a price—he demands $6,200 for his trouble. The monsters seize Miss Christina Kristin Norton, thinking she is Anna, and bring her to the lab. Realizing the mix-up, they discover their mistake too late to prevent tragedy. Dracula insists they try the procedure again, this time with Christina, but the experiment fails to produce the desired effect. As the siege intensifies, Dracula tries to bite David, but David reveals a crucifix and fends him off, triggering a frantic escape that carries them back toward the library.
Back among the shelves, Berber pushes for another chance to calibrate the machine. The revelation that Anna is not a virgin triggers a dangerous pivot: the only way to restore balance may be to find a virgin male. They discover that David is indeed a virgin, which complicates the plan but also seals their fates in a new twist. A tense sequence unfolds as the monsters close in and the real world’s clock ticks louder. Anna points out a stark choice: if they remain in the real world, they will eventually die, but if they return to their novels, they will live on forever as archetypes. In a sudden turn, Christina reemerges as a Viking and seizes Berber, pulling him away with her into the fog of myth.
With Berber and Christina vanished into their literary worlds, the four monsters acknowledge the unwinnable nature of their stay in reality. They urge David to restart the machine, and the protagonists—now aware of their own limits—are sucked back into their respective novels, returning the spectrum of horror to its proper fictional boundaries. Anna, left in the wake of the machine’s collapse, hands David a closing token of gratitude: a check for $6,200 and a copy of the first English-language edition of Venus in Furs. She notes that Berber’s lab has been torn down, a small victory in a larger defeat. David, ever the cinephile, begins to drift into thoughts about the book’s film adaptations and the people who worked on them, until Anna interrupts with a kiss, sealing a moment of quiet triumph amid the chaos of crossing between worlds.