Albert and Maurice are summoned to the capital to meet with the captain of the Ecclesiastical Order, who tasks them with clearing out the undead monsters of Petale Village, which was wiped out some time ago by the effects of a dreadful plague.

A shortage of medicinal herbs compels Alfred and the others to investigate what is happening in Cocon Village. Finding the village under church lockdown, the party slips inside, where they discover shocking developments within the hospital there.