Fresh out of rehab, Rona returns to the Orkney Islands—a place both wild and beautiful, right off the Scottish coast. Now 29 and after more than a decade of living…

Follows a group of five girlfriends who must fight for their lives in open water after a dream wedding transformed into a nightmare.

The mysterious disappearance of a Scottish fishing trawler and a death on-board the submarine HMS Vigil bring the police into conflict with the Navy and British security services. DCI Amy…