简介
Summoned to his soon-to-be demolished childhood home, Mason discovers a video camera that can see into the past, driving him to record as many memories as possible before the doomed house is destroyed.。持枪团体激增，日本的治安显著恶化。 成为枪支社会的危机迫在眉睫。无法以警察系统应对的警视厅成立了由警察和民间组织组成的“特别武装部队（SGU）”。 在法外措施下，一小群精英专家使用枪支、特种车辆和最新技术对抗暴徒。。