Based on the Aramoana Massacre that occurred on 13 November and 14 November 1990 in New Zealand. Resident David Gray, an unemployed gun collector, went on a rampage in which 13 people were shot...

Based on the Aramoana Massacre that occurred on 13 November and 14 November 1990 in New Zealand. Resident David Gray, an unemployed gun collector, went on a rampage in which 13 people were shot dead, before Gray himself was shot by police.