Aerie Hale lost her memory when her and her family were trapped in their house while it was on fire. She remembers nothing of her family and grew up alone, not knowing there were others, werewolves like her. She moves back to her hometown if Beacon Hills. While jogging through the forest she meets her brother, Derek and makes friends with Lydia, Stiles, Scott, Allison, and Isaac. Mean while there is a new threat in Beacon Hills and Derek demands that Aerie stays out of it, but what if she is the only one that can stop it?