Straight-laced Savannah Blake's world is turned upside down when she finds her dad, Major Blake, shot on his lawn. Before he dies, he gives her a few clues to the identity of his killer. His dying request is "Protect your sisters." Montana and Asia are the only family Savannah has left, and she will fight to the end to save them. The pain of losing their father has Savannah obsessed with finding his killer.