There's a new assistant to train up at Book's Books, but the excavation of a nearby bombsite that's full of skeletons leads to book-selling taking a back seat.
There's excitement in the air when a film crew arrives at Archangel Lane - until an extra drops dead after eating poisoned chocolates meant for one of the cast.
Book must race against time to uncover the truth before anyone else ends up dead. Meanwhile, Jack gets an unexpected answer when he confronts Trottie and Book.
As tension builds, the staff at the Walsingham Hotel rebel. Meanwhile, Book discovers something quite curious in Captain Victor Orr's little black book.