Shinazu no Shoujo wa Hyaku Oni to Chigiru

A girl named Kamiya Yuiko witnessed a spirit she was not supposed to see, resulting in her inability to die. This condition causes her to become isolated from her family and friends. Her life takes a new turn when she encounters a group of boys known as the "Demon Club," each with unique abilities. The story takes place in a town safeguarded by demons, leading into a narrative centered around a school life with fantastical elements.