Gerard Butler, Peter Mullan and Connor Swindells star in this tense, action packed thriller based on true events. After three lighthouse keepers arrive for work on a remote Scottish isle, they make a fateful discovery: a wrecked rowboat - with a chest full of gold. As a mysterious boat heads towards the island, the three men make a choice that will change their lives forever, ensnaring them in a web of greed, paranoia and murder.