Leonie Williams never knew what she wanted to be when she grew up. Having been stuck in the orphanage of Castle Redmont for practically her whole life, Leonie only knows that she wants to be free. When she discovers the mysterious group that call themselves Rangers, Leonie gets swept up into a world full of action and adventure. But when it all comes down to it, do Leonie and her best friend Will have what it takes to stop an assassination?