Who are the main characters of the book the night train at deoli by Ruskin bond?

In "The Night Train at Deoli" by Ruskin Bond, the main characters include the unnamed narrator, who reflects on his youthful experiences and memories, and the mysterious young woman he encounters at the Deoli railway station. She embodies a sense of longing and beauty, capturing the narrator's imagination. The story revolves around themes of nostalgia, fleeting moments, and the impact of transient relationships.