When her sister Francesca disappears, Jamie is determined to unravel the truth. Keeping her identity a secret, she inveigles her way into the household where Francesca lived with her husband, the compelling Alexander wildlife expert, broadcaster - and Francesca's possible murderer. He was seen arguing with her just hours before she vanished, and evidence mounts up that he knew she'd been having an affair. Playing detective becomes a dangerous game for Jamie, especially when she realises she has lost her heart to the prime suspect...