"The Angel of Pain" is a novel written by E. F. Benson, a British author known for his ghost stories, as well as his humorous and satirical novels. Published in 1904, "The Angel of Pain" is one of Benson's lesser-known works and is considered to be among his more psychologically intense and darker tales.

The story centers around the character of Maurice, a successful artist who leads a seemingly idyllic life. However, beneath the surface, Maurice is tormented by a sense of emptiness and dissatisfaction. He becomes obsessed with the idea of experiencing extreme emotions and seeks out experiences that will allow him to feel intense pain.

Maurice's quest for pain leads him into a series of increasingly reckless and self-destructive behaviors. He forms relationships with individuals who share his fascination with suffering, including the enigmatic and mysterious Madame Kalergis, who becomes both his muse and his tormentor.

As Maurice delves deeper into the world of pleasure and pain, he grapples with existential questions about the nature of human experience and the search for meaning in life. The novel explores themes of obsession, addiction, and the thin line between pleasure and pain.

Benson's prose is characterized by its atmospheric descriptions and psychological depth, creating a haunting and unsettling atmosphere throughout the novel. "The Angel of Pain" is considered to be one of Benson's most introspective and psychologically complex works, offering readers a thought-provoking exploration of the darker aspects of the human psyche.