Things are heating up. Abby Wright is Jeri McKane's biology lab partner and close friend. When a mysterious explosion in their lab sends Abby to the hospital, Jeri's sleuthing nose smells more than just smoke. Can she unravel the mystery before anyone else gets hurt? Worse yet, is the firebug at Landmark School targeting her? In the face of great danger, middle-school classmates are faced with the choice to trust God or to give in to their fears. Will faith and friendship prevail or has Jeri finally met a challenge too big to handle?