**Prologue: Locked Memories**
*Samuel Hawthorne, an experienced shadow detective, finds himself entangled in the mystery of the Shadow City. The reason for his presence here stems from wounds of the past that continue to creep into his mind.*
*Several months ago, Samuel received a mysterious letter from an unknown address. The contents of the letter seemed to summon him to the Shadow City, a place known for various paranormal events and darkness.*
**Mysterious Letter:**
*"Samuel Hawthorne, a shadow detective skilled in unraveling mysteries and darkness. The Shadow City needs a true puzzle solver. Only you can open the eyes of the world to the hidden secrets among ancient alleys and historic buildings. Something unseen is roaming, and only your eyes can reveal it. Come to the Shadow City, and the answers you seek will be unveiled."*
*Samuel felt an inevitable calling. Wounds of the past, especially those related to a case that never concluded, prevented him from rejecting this mysterious invitation. Despite his doubts, a strong curiosity led him to the Shadow City.*
*He arrived in the city on a cold night, accompanied by the silent rumble of the city. Historic buildings shrouded in mist bore witness to his presence. The city had an irresistible magnetism.*
*Through secret contacts and clues left by the sender of the mysterious letter, Samuel explored hidden alleys and dark spaces of the Shadow City. However, every step uncovered locked memories and illuminated the dark side of his past.*
**Nightmare:**
*On the first night in the Shadow City, Samuel awoke from a recurring nightmare that had haunted him for years. A dream about an unsolved case, where a young woman named Eliza mysteriously disappeared.*
*Samuel continued to investigate the case, but with no satisfying results. Eliza, like a ghost, haunted his thoughts, leaving wounds that refused to heal. And now, the Shadow City reopened bitter memories.*
*This prologue establishes the foundation for Samuel's adventure in the Shadow City. Wounds of the past and a mysterious calling lead him to a city filled with secrets and shadows. The Shadow City is not just a place to solve mysteries but also a stage where he must confront every hidden secret in his locked memories.*