Joseph Sheridan Le Fanu

This was the very first vampire thriller, eventually becoming inspiration for Bram Stoker's Dracula, as well classics by Robert Louis Stevenson. In this tale of blood and terror, pure innocence becomes the target of age-old evil. Virtuous Laura has grown up in a solitary castle and longs for a close friend. Her wish seems granted with the arrival of a beautiful and mysterious stranger named Carmilla. A friendship develops between them, but

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"In an isolated castle deep in the Austrian forest, Laura leads a solitary life with only her ailing father for company. Until one moonlit night, a horse-drawn carriage crashes into view, carrying an unexpected guest - the beautiful Carmilla. So begins a feverish friendship between Laura and her mysterious, entrancing companion. But as Carmilla becomes increasingly strange and volatile, prone to eerie nocturnal wanderings, Laura finds herself tormented...