After a successful acting career, culminating in the role of Lydia Marchant, in the series Lydia Marchant Investigates, Rina Martin is retired. Absolutely retired, isn't she?DI Sebastian McGregor, Mac, is looking for a quiet place to recover his nerve after an investigation went terribly wrong and a child died.Young George Parker and his mother and sister are on the run from a violent past. Like Mac and Rina, he thinks he has found a sanctuary in the sleepy seaside town of Frantham but then an old lady is murdered and peace, for all three, is proven to be an illusion.One violent act leads to another and soon there is another death, just as brutal but the question is, was this one actually deserved?Mac is forced to recognise that there may be many reasons to kill as he and Rina and George are drawn forcibly into the maelstrom.