An adventurer, Aisha, takes on a quest from the adventurer's guild and plunges headfirst into danger once again. This time, she sets off by ship and is assailed by a sudden storm and a fearsome, giant monster. The struggle ends as she falls overboard and is cast away to an unknown island. However, it appears that the pirates controlling the island aren’t the only threat. There’s also a huge sea monster that sinks any ship it encounters to worry about! Aisha must now find a safe way home from the Ardusta Sea!