Deep in the forgotten hills of Massachusetts stands Saint Perpetua’s College. Isolated and ancient, it is not a place for timid girls. Here, secrets are currency, ambition is lifeblood, and strange ceremonies welcome students into the fold. On her first day of class, Laura Sheridan is thrust into an intense academic rivalry with the beautiful and enigmatic Carmilla. Together, they are drawn into the confidence of their demanding poetry professor, De Lafontaine, who holds her own dark obsession with Carmilla.

A lyrical and dreamy reimagining of Dracula's brides, A Dowry of Blood is a story of desire, obsession, and emancipation. Saved from the brink of death by a mysterious stranger, Constanta is transformed from a medieval peasant into a bride fit for an undying king. But when Dracula draws a cunning aristocrat and a starving artist into his web of passion and deceit, Constanta realizes that her beloved is capable of terrible things. Finding comfort in the arms of her rival consorts, she begins to unravel their husband's dark secrets.

Pain is Dymitr’s calling. His family is one in a long line of hunters who sacrifice their souls to slay monsters. Now he’s tasked with a deadly mission: find the legendary witch Baba Jaga. To reach her, Dymitr must ally with the ones he’s sworn to kill. Pain is Ala’s inheritance. A fear-eating zmora with little left to lose, Ala awaits death from the curse she carries. When Dymitr offers her a cure in exchange for her help, she has no choice but to agree.

Benigno “Benny” Caldera knows an orphaned Boricua blacksmith in 1910s New York City can’t call himself an artist. But the ironwork tank he creates for famed Coney Island playground, Luna Park, astounds everyone, especially the eccentric side-show proprietor who commissioned it. Benny’s work earns him an invitation to join the show’s eclectic crew of performers—his first welcome in the city—and share in their astonishing secret: the tank Benny built is a cage for their newest exhibit, a living, breathing, in-the-flesh merman stolen from the banks of the East River under a gleaming full moon.

Roos Beckman has a spirit companion only she can see. Ruth—strange, corpse-like, and dead for centuries—is the light of Roos' life. That is, until the wealthy young widow Agnes Knoop visits one of Roos' backroom seances, and the two strike up a connection.