Written at the very start of the Second World War, this book tells the story of one summer holiday in the life of the four Chandler children, who have been shipped off to stay with their Uncle Murdoch in his grand seaside home - Tregon Hall.
Initial excitement about their adventure quickly wears off as John, Sorrel, Wish and Edward arrive in Cornwall by train, only to discover that their Uncle is particularly unfriendly, the servants are behaving strangely, and they have effectively become prisoners in their uncle's home...
