Maxwell Sim seems to have hit rock bottom. Estranged from his father, newly divorced, unable to communicate with his only daughter, he realizes that while he may have 74 friends on Facebook, there is nobody in the world with whom he can actually share his problems.Then a business proposition requires him to drive to the Shetland Isles. Setting out with an open mind and a friendly voice on his SatNav for company, Maxwell finds that his journey soon takes a more serious turn.