Despite being polar opposites, Phoebe and Adele's friendship has stretched on for years. One a bubbly blonde, the other raven-haired and studious. They seem to have nothing in common, yet the bond between them is unbreakable. Or so Phoebe thought. She never believed Adele would hide anything from her until she sees her sneaking off with her handsome neighbour. Feeling betrayed, Phoebe begins to see cracks in their friendship she never noticed before. Then, Adele vanishes. Fearing for Adele's safety, Phoebe searches for clues about her disappearance. However, the deeper she digs, the more she realizes she didn't know Adele as well as she thought. Yet as revelations come to light, one mystery remains. What happened to Adele? And how is her disappearance connected to the stranger next door?