Documentary about the importance of Sound in cinema and more specifically in Horror cinema. Through the testimony of technicians and artists of sound editing, Foley FX, music and montage, we will discover the importance of it.

Electronic musician Andy and aspiring singer Lela are haunted by nightmares and visions that neither understands. Ghostly apparitions, mysterious and archaic structures, bizarre and unearthly chanting, frightening instances of déjà vu, all begin to intrude on their waking lives, prompting them to embark on parallel journeys in search of answers.

Ivy, a singer trying to make ends meet in New Orleans, struggles with her eating disorder and addiction.