British-occupied Cairo, 1928: Several young children have disappeared and were then found, horribly mutilated, in the tombs just outside the city. Panic is spreading among the locals after a cloaked giant is sighted. Has a ghoul from "One Thousand and One Nights" been brought to life? British inspector Jeremy Matheson follows the trail of the monster, which takes him into the depths of underground Cairo, as well as deep into his own tortured past...