A group of friends set off into the Scottish Highlands in search of a long lost cabin. Once far from civilization, an unforeseen tragedy befalls the group and one bad decision leads to suspicion, betrayal and murder.
Atop Doon hill, in Aberfoyle, Scotland, stands such a tree, where history tells us that in 1692, the Reverend Robert Kirk, the seventh son of a seventh son, a scholar and minister of religion, predicted his own fate.
Mrs. Sidhu is a high-end caterer with a taste for crime. Recently widowed, she juggles her new catering business with encouraging her wayward son Tez to find his passion, all while serving up justice to those who believe they are above the law. Her forays into sleuthing see her form an unofficial partnership with long-suffering divorcee DCI Burton who reluctantly accepts that together they're an unbeatable crime-fighting duo, much to the bemusement of his partner, DS Mint.