High school was already chaos. Then she showed up.Sigma Montgomery isn't your typical 17-year-old. On the surface, he's the mysterious bad boy of Exavier High School-the one everyone notices but no one really knows. Beneath the surface, though, he carries a secret: something primal, dangerous, and impossible to control. Every day is a battle to keep it hidden.Enter Victoria Vale-the new girl. Confident, magnetic, and completely out of place, she turns heads the moment she walks through the doors. But when her eyes lock with Sigma's, the connection is instant. Electric. Dangerous. Neither of them can explain it... or resist it.As whispers spread and tensions rise, Sigma's wolf stirs, recognizing something in Victoria that even he doesn't understand. She's not just another girl-she's a storm. And she might be the only one who can unravel the secrets he's been hiding... or ignite the chaos he's been running from.Danger. Romance. Secrets.High school will never be the same.Perfect for fans of Teen Wolf, Vampire Diaries, and fast-paced paranormal romance, SIGMA: Teen Wolf is a thrilling new YA series filled with mystery, danger, and heart-racing chemistry.