"The Orange-Yellow Diamond" by J. S. Fletcher is a novel set in the early 20th century, specifically around 1921. The story follows the struggles of Andrew Lauriston, a young literary aspirant whose life is marked by poverty and ambition. As he experiences the challenges of making a name for himself in London, he becomes entangled in a mystery involving pawnbrokers, precious jewels, and a suspicious death. At the start of the novel, we find Lauriston in a dire situation, having exhausted his funds and on the brink of hunger. He decides to pawn his father’s gold watch to alleviate his immediate financial concerns. In the pawnbroker's shop, he encounters Zillah, the attractive granddaughter of the pawnbroker, who makes an impression on him. Shortly thereafter, Lauriston discovers the lifeless body of the old pawnbroker, Daniel Multenius, leading him into a web of suspicion and intrigue involving a potential murder. This opening portion sets the tone for the mystery that unfolds and introduces key characters, highlighting Lauriston's desperation and the complex social dynamics at play. (This is an automatically generated summary.)