The story concerns Miss Fontaine, a young woman preyed upon by a female vampire named Carmilla. BloodyDisgusting.com describes the plot thus: ''“Raine plays Miss Fontaine, governess to 15-year-old Lara (Hannah Rae) who lives in total isolation in her family home. Struggling to find an outlet for her burgeoning sexuality, Lara is enchanted by the mysterious Carmilla (Devrim Lingnau) and the pair strike up a passionate relationship. However, with rumors and superstition rife and with the exhortation of the family doctor (Tobias Menzies), Carmilla’s presence in their home begins to strike fear into those around her.”''