"Her voice seemed to lose its power, her eyes drawn up to the towering prow, transfixed by the haze of light around the forward lamps, the damp sheen of spray on the glistening hull. 'It's going to hit us!' she found herself hissing as pure terror seemed to sap her strength." A passenger liner destined for destruction, a mysterious saboteur, and deadly secret which could change the course of the First World War.When museum curator Polly Nightingale accompanies time traveller Ravenna Friere on a mission to the Irish Sea, she has little idea that her intrusion into the Edwardian era will take a truly deadly turn. Trapped on board the five star liner RMS Lusitania, Polly finds herself in a race to make sense of the threat to the wartime vessel; while the troubling discovery that her friend Dr Eve Wells is also aboard - summoned by a mysterious young woman claiming to expose Ravenna's motives - leads to an ethical dilemma which could alter the course of world history.The sixth gripping installment of Ian RobertS five star rated time travel adventure series, drawing the reader ever closer to the truth behind Ravenna Friere's mysterious story.