When the fighting in Klausner's Woods grows fraught, it's up to Sei and her Saintly conjury to cleanse the forest and restore it to its former glory.

Sei goes to the farthest end of the kingdom, the Hawke Region, for what the royal palace believes to be her final expedition as the Holy Saint.

To combat the source of the miasma and the unusual monsters in the area, Sei and her faithful guard venture into the local mine, where a frightful danger awaits them...