Roisin Burns has spent the past twenty years becoming someone else; her life in New York is built on lies.

A figure from her Belfast childhood flashes up on the news: Brian Lonergan has also reinvented himself. He is now a rising politician in a sharp suit. But scandal is brewing in Ireland and Roisin knows the truth.

Armed with the evidence that could ruin Lonergan, she travels back across the Atlantic to the remote Lamb Island to hunt him down. But Lonergan is one step ahead; when Roisin arrives on the island, someone else is waiting for her...