Looking for a thrilling read similar to The Turn of the Key? You're in luck! There's a whole world of suspenseful novels that explore similar themes of unreliable narrators, isolated settings, and technology gone awry.

If you enjoyed the claustrophobic atmosphere and the feeling of being trapped, try exploring other books featuring remote locations. Think isolated islands, sprawling estates cut off by snowstorms, or even smart homes with minds of their own. These settings amplify the sense of unease and make the characters feel even more vulnerable.

Do you like unreliable narrators? Then seek out books where the protagonist's perception of reality is questionable. This could be due to mental illness, trauma, or even deliberate deception. The reader is left constantly guessing what's real and what's not, adding another layer of suspense.

For those fascinated by the dangers of technology, delve into stories where smart home technology malfunctions or is used for nefarious purposes. The idea of our homes turning against us is a chilling concept that many authors have explored to great effect.

Ultimately, finding a book you'll love is a personal journey. But by considering the elements that made The Turn of the Key so captivating, you can narrow down your search and discover your next favorite thriller. Happy reading!