GIGANT manga volume 9 features story and art by Hiroya Oku, the author of Gantz.

Together with a squad of time-traveling warriors, Papico faces off against the dreadful monster the world knows as “Satan.” Created as the result of a perverse public vote, Satan carries with him the malicious intent of the very worst of humanity. Risking everything to save herself, her boyfriend, and her unborn child, Papico throws herself into battle. How many people will have to die before this A.I.-driven apocalypse is brought to an end?