Tatsumiya Jima is the central island in the middle of a small cluster of islands, in a sleepy backwater of the Japanese isles. Not much happens there, and the island's young people go to school knowin
The youth of Tatsumiya Island lived ordinary lives, but their peaceful existence was all a lie. The invasion of the Festum transforms their peaceful island into a high-tech military fortress! Toh Ubuk
