"The Doorway" by Evelyn E. Smith is a fantasy novella written in the mid-20th century. The story delves into themes of regret and alternate realities, exploring how one's life choices can impact their sense of self and relationships. It presents philosophical discussions through a blend of character interactions, which reveal the inner struggles and conflicts that arise from personal decisions. In the narrative, we are introduced to Bill Hughes, who grapples with dissatisfaction and regret regarding his marriage to Gloria. During a gathering at their home, Professor Falabella proposes a theory about alternate dimensions and the possibility of stepping through a "Doorway" to experience different aspects of existence. The story takes a turn as Bill reluctantly accepts an experiment suggested by the professor, leading him to confront both the overshadowing presence of his past love, Lucy Allison, and his current discontent. As he navigates these dynamics, the haunting elements of the house become a metaphor for the emotional specters of unresolved feelings and choices, ultimately highlighting the intricacies of human desire and the concept of parallel lives. (This is an automatically generated summary.)