The game featured an "all-star" lineup of Japanese game composers, including: Yoko Shimomura ( Kingdom Hearts ) Keiichi Okabe ( NieR ) Kenji Ito ( SaGa series) Hiroki Kikuta ( Secret of Mana ) Gameplay Mechanics
Players controlled Serenity , a college student searching for her missing father. She uses the "Demons' Score" program to allow various demons to possess her, granting her new powers and skimpy, music-themed outfits to battle hell's minions. Demons' Score 7z
It was powered by Unreal Engine 3 , featuring high-end 3D graphics for its time. The game featured an "all-star" lineup of Japanese