Lena Luthor does appear in the comics. Her character has evolved and played significant roles in various story arcs. Sometimes her actions and decisions have a big impact on the overall plot.
King Alexander in the King Alexander and spider story was a significant character. He was probably ruling over a kingdom and constantly dealing with various difficulties. His encounter with the spider that kept trying to spin its web despite setbacks served as a turning point. It made him realize that he too could face his challenges with the same kind of perseverance as the spider, and perhaps this newfound inspiration influenced his leadership and decision - making in some way.
Joseph Story was probably a figure with various aspects to his identity. Maybe he was a professional in a certain field, like a writer, a scholar, or a public figure. His life and letters would then be a way to explore his achievements, his setbacks, and his influence on those around him. From the title, we can assume that the book or work aims to document his life journey through his own written correspondence and other related information.
As I said before, without more context, it's hard to determine who they specifically are. They could be just ordinary people in a small town with their own simple and beautiful love story, or they could be figures from a certain historical era or a fictional story.