Why is The Tell-Tale Heart a Gothic horror story?

"The Tell-Tale Heart" is a Gothic Horror story due to its exploration of themes such as madness, guilt, and the supernatural. The narrative's unreliable narrator heightens the psychological tension, while the dark, oppressive atmosphere and the focus on death and decay evoke classic Gothic elements. The story also delves into the human psyche, illustrating the torment of guilt that leads to the narrator's inevitable downfall. These characteristics combine to create an unsettling experience typical of Gothic literature.