Lydia, the daughter of Alpha, has a crucial role within the Whisperers. Initially brainwashed and devoted to the Whisperer lifestyle, her time at the Hilltop triggers memories of her childhood, revealing her mother's abuse. Lydia's journey from a manipulated child to a woman rejecting her mother's path is pivotal. She refuses to kill Alpha, blaming her for her abnormal life. Lydia's choices and actions significantly shape the Whisperers' storyline.