One wonderful morning in July, Portia Delorme receives a letter from the mysterious Howard Differdale. Invited to work as his assistant in Meadowlawn, the young beauty enters the world of the occult and finds herself trapped in a vicious war for the soul of her love against an ancient evil.

Grey La Spina (1880 - 1969) was an American author of fantasy and horror fiction. She was a regular contributor to leading pulp magazines of the early twentieth century and over the course of her career wrote over one hundred pieces of fiction with her most notable works being "The Wolf of the Steppes," (1919) and the horror novel, Invaders From the Dark (1925).