Expanded Dune
This article or section refers to elements from Expanded Dune.

The Abbess was the leader of the Abbey of the Sisters of Isolation on the Eastern Continent of the planet Caladan.

Such notable Abbess' included Lady Helena Atreides during the later years of the Corrino Empire. When the Abbey was destroyed in the War of Assassins of 10,187 AG, Helena and all of the Sister therein were killed; and the Abbey was never re-built.

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