The Italian SecretNo. 1 international bestselling author Tara Moss returns with an immersive post war mystery as glamorous investigator Billie Walker follows a trail of secrets to Italy's sun drenched Neapolitan coast. Naples, 1943. Deep within a secret network of underground tunnels, a woman takes shelter from a wartime air raid and prays her husband will return safely. Pacific Ocean, 1907. A young woman embarks on a lonely journey to begin a new life far from home.