Daughters of Vanayema is Book 4 of Heirs to the Taxiarch. Its estimated release is 2022. The primary settings are the Sea of Siriné, the Kingdom of the Alkhaness of West Khestadon, and the Kingdom of Berug of the Etoppsi. As Book 4 proceeds, it demonstrates increasing emphasis on the female heroes in the story. Watch this space for a full summary sometime in 2022.