CY Girls the game tells a spy-fi story of CG-1 Ice (voiced by Michelle Ruff), the genius hacker and firearms expert on the mission to destroy an information file in the highly secure corporate building in Buenos Aires (where she is navigated by her partner Sancho), and CG-6 Aska (voiced by Mari Iijima), a master female ninja with astonishing athletic ability attempting to avenge the death of her father in a secret village in Japan (where she is navigated by her brother Kogetsu).