The magic that defines us...Kayla has finally settled into her life as an FBI agent and a witch. Still, when a day off leads her to magical explosion, she feels the pressure to be a hero, like her mentor.Digging into the explosion leads her to a second crime scene with no obvious connections between the two. And when a third explosion at a local magical bar renders her powerless, Kayla is forced to rely on her wits and her team to chase down the clues to the who and why behind the attack.As they begin piecing together the links in the chain of events, a heartbreaking motive emerges. With the clock running out, will Kayla diffuse the situation before everything she stands for goes up in smoke?