Chapter 1: The Tigress and the Banshee

When Lydia's scream causes Sara to shift against her will, while struggling to find where she fits in Derek's pack, and as Scott's Guardian, things between her and the Argents hit their all time peak. But when she disagrees with Derek about how to handle his Betas, more than just their relationship is at stake. Nothing can prepare them for when they learn the truth about Sara Grant.