Kat Crichton is a young Family Liaison Officer assigned to investigate the brutal murder of the wife of a local tycoon at a remote island mansion. The murder investigation unravels on the island of Lewis and Harris, from where Kat mysteriously fled ten years previously.

Discharged from a psychiatric hospital, Jacob attempts to resume life in Edinburgh, control his schizophrenia and be a worthwhile member of society. He works collecting litter from streets and parks. He boxes. He takes medication. He writes everything down. His Dad barely wants to know him. Frustrated by this banal existence and encouraged by his psychiatrist, Jacob travels to the Highlands in search of fulfillment. By the sea he encounters the charismatic Eva, who claims to be the secret daughter of Ingmar Bergman. She's on a mission. Jacob and Eva embark upon adventures.

During an evening after high-school, friends Josh and Robbie come to realise their outlooks on life are not as similar as they once were.