"The Summer That Never Was" by Peter Robinson explores themes of mystery and disappearance. The story revolves around a character who may have chosen to run away, leaving friends and family to wonder about his whereabouts. This uncertainty raises questions about his motivations and the events leading up to his decision.

As the narrative unfolds, the characters contemplate whether he discussed any plans or hints about his intentions. The search for answers not only drives the plot forward but also delves into the emotional impact of his potential absence on those who care about him, creating a tense and reflective atmosphere throughout the book.