 David Gray, an unemployed man in his 30s who lives in his parent's small holiday home, cycles into town where he has an argument with staff at a bank over a minor issue.Unstable and angry, he returns home where he has a cache of fire-arms, including a semi-automatic rifle.Late in the afternoon, he notices children from a neighbouring house have wandered onto his yard and he angrily abuses them, sparking a heated verbal exchange with their father, Garry Holden.