Exercising the Past

Julia Blake runs her own cleaning business. She has the unfortunate knack of getting herself involved in police investigations.

Julia's client and friend, Sonia Cuthbert has recently started divorce proceedings. Her husband, Harvey, won't leave her alone and continues to harass her.
Julia and her dad are at Sonia's property when a body is discovered in the garden. The body disappears before the police arrive.

Who was the prowler? And did he have something to do with Harvey Cuthbert? Julia can...