One fateful day, the ship Makane is riding across the sea comes under attack by a mysterious creature, and she ends up shipwrecked on an island with a bustling city and a labyrinth. Within, it is rumored that an immense treasure awaits those daring enough to find it.

One fateful day, the ship Makane is riding across the sea comes under attack by a mysterious creature, and she ends up shipwrecked on an island with a bustling city and a labyrinth. Within, it is rumored that an immense treasure awaits those daring enough to find it.