This story depicts how Mio and Yujin, who are idols and strategy game geniuses, are sucked into another world just a few days before their debut. They arrive in Skyna and meet Princess Destina, enlisting them to help her kingdom drive out the invading forces of Chaos. You control these two unlikely heroes of hers, leading a variety of troops, including infantry, archers and siege engines, to reclaim territory lost in chaos.
Grand Cross' new title comes from the Titans, giant mecha- and Gundam-like combat units capable of defeating even the strongest of opponents, regardless of terrain. This 2D animated MMO RTS features various single and multiplayer game modes including Castle War and main story chapters.