Torture Princess: Fremd Torturchen, Vol. 4 (Light Novel), Paperback/Keishi Ayasato

"I shall grant you a quick death." Such were the words uttered by Elisabeth, having been ordered eliminate to Kaito, the fifteenth demon contractor, host of the Kaiser, and enemy of all mankind. Elsewhere, Kaito and Hina receive some unexpected aid from a person who "welcomes the enemy of humanity as a guest."