Cassie is a seemingly typical high school student living in Florida, but every night, she visits a vivid dreamworld where she witnesses the life of Sophia, a seventeen-year-old living in 1920s Riga. Despite her attempts to make sense of her dreams, Cassie is unable to uncover the truth, and her dreams begin to invade her waking life.

When Sophia meets Daniil, her life takes a drastic turn and Cassie finds herself in the midst of a battle between reality and the dreamworld.

Will she be able to leave the dreams where they belong or will they haunt her forever?