Azrael revealed that the detention facility was not just a prison but a rehabilitation center. The AAD and the Iesys Comics' governing body believed that some Fallen Angels could be redeemed, that they could be guided back onto the path of righteousness. Azrael, having walked the line between angel and mortal himself, was determined to help Kael and other Fallen Angels find redemption.
Throughout the series, Iesys employs a range of symbolism, from the obvious (crosses, wings, and halos) to the more esoteric ( labyrinthine corridors, locked doors, and obscure alchemical symbols). These symbols serve to reinforce the themes of confinement, rebellion, and the blurring of lines between good and evil. Iesys comics fallen angel detention