Have you ever lost someone close to you and still felt their presence? In The Secret Letterbox, this positive sixth sense is touched upon in a mystery set on the rugged landscape of Dartmoor, the playground of triplets, Neal, Steven and Alan Havers. Now, thirty years later, Steven mysteriously goes missing and Neal and Alan must reunite in an attempt to find him. It is the reader's choice whether to believe in the spiritual antenna which seems to bond them together and provide the guidance in the search for Steven.