In the complex and difficult world of conspiracies and evil, there are times where an angel will descend from heaven and bring the lost to light. Toyama Kinji and Kanzaki H.Aria are going to be the angels sent to save Riko, a broken girl who has been shaped through harshness and mistreatment to become their nemesis. Although not all angels are keen in the use of firearms, these two saints will be saving the lost one bullet at a time.
