Shendla is a Sharan female channeler, one of leaders of the Ayyad. Demandred considers her devious, capable, and powerful. Demandred feels affection for her, something that surprises him.
While Demandred was establishing himself as Bao the Wyld in Shara, Shendla developed a relationship with him. While she is not a Darkfriend, she fought alongside the Forsaken and Shadowspawn, believing that they could save her people if they won. She also truly loved Demandred.
After Demandred is killed by Lan Mandragoran, Shendla announces his death to her people.