Dahlia Brown, a woman leading a monotonous life, is plagued by terrifying nightmares. When these nightmares start occurring during the day, she becomes determined to unravel the mystery behind her haunting visions and embark on a worldwide journey. Along the way, Dahlia encounters a diverse cast of characters, each holding a piece of the puzzle that could help her decipher the cryptic messages tormenting her. However, she soon realizes that not everyone she encounters has her best interests at heart, as some harbor sinister motives that threaten to hinder her quest and endanger her life.