Can echoes of the past threaten the present? They are 1500 years apart, but can they reach out to each other across the centuries? One woman faces a traumatic truth in the present day. The other is forced to marry the man she hates as the 'dark ages' unfold.How can Dr Viv DuLac, medievalist and academic, unlock the secrets of the past? Traumatised by betrayal, she slips into 499 AD and into the body of Lady Vivianne, who is also battling treachery. Viv must uncover the mystery of the key that she unwittingly brings back with her to the present day, as echoes of the past resonate through time. But little does Viv realise just how much both their lives across the centuries will become so intertwined. And in the end, how can they help each other across the ages without changing the course of history?