With his trip to Zegelt City behind him, Akira has returned to Kugamayama, where the government’s plan to probe deeper into the Kuzusuhara ruins is already underway. But the arrival of some high-rankers from farther east augurs new chaos, while the femme fatale Carol brings Akira an irresistible proposal! Armed and outfitted with yet another fresh set of gear, Akira plunges into the vast unexplored depths of Kuzusuhara, facing trials and foes beyond anything he’s seen yet!