The Compendium of Lost Souls and the Spirit of Sunnyville

Once upon a time, in the small town of Sunnyville, lived a boy named Luke. Luke was not an ordinary boy; he was known for his peculiar habits, one of which was collecting oddities.
One day while playing near the old library which was considered a haunted place by the locals, he found an ancient, leather-bound book half-buried under a pile of fallen leaves. Despite the rumors about apparitions and spooky events associated with the library, his curiosity was invigorated by the ancient artefact, so he picked it right up and brought it home.
The book, 'The Compendium of Lost Souls', was filled with ethereal drawings and stories about forgotten spirits who were said to inhabit a world parallel to ours. Fascinated, Luke plunged himself into the world of spirits and folklore unraveling from the pages of the book.
One stormy night, while engrossed in reading a story, he unexpectedly pronounced a strange incantation written in the book. As he spoke the last word aloud, a ghostly figure materialized in front of him. It was Zephyr, the confounding spirit mentioned in the same story that Luke was reading.
Overwhelmed yet intrigued, Luke greeted Zephyr, who announced he had been summoned to grant Luke three wishes. Although terrified initially, Luke’s fear quickly transitioned into excitement. He thought wisely about his wishes; he wished for the prosperity of Sunnyville, the happiness of its inhabitants, and finally, the most unanticipated one, he wished for Zephyr to be freed from his ethereal chains.
Astonished, Zephyr admired Luke's selflessness and granted his wishes. Sunnyville soon started prospering. New businesses opened, crops bore plentiful harvest, and there was newfound happiness and contentment amongst the townsfolk. The news spread far and wide, and Sunnyville became a symbol of hope for surrounding villages.
As the spirit world was a mystery to Luke, he didn't understand what his final wish would mean for Zephyr. To his surprise, Zephyr's form began to glow before dissipating into a gentle mist, leaving a single feather behind. The feather, Zephyr explained in a fading voice, would bring good luck to Luke and Sunnyville as a remaining spirit.
Years later, Luke became a well-respected historian and author, renowned for his extensive works on local folklore and his chronicles of Sunnyville's rise to prosperity. He always kept Zephyr’s feather as a reminder of his experience, the spirit's liberation, and the childhood fascination that changed his life and the lives of the people in Sunnyville.
Eventually, the legend of The Compendium of Lost Souls and the Spirit of Sunnyville was passed down through generations, turning into a beloved folklore itself. And through this legend, Zephyr continued to live on, a symbol of the parallel world once considered myth, bringing stories of magic, mystery, and the selfless wishes of a young boy to life.