Top-tier agent Caleb Reed is killed while rescuing a kidnapped girl. He awakens to find himself reincarnated as a police dog named "Rook." At his own funeral, he begins to suspect that his mentor, Grant, is the one responsible for his death. When the girl goes missing once again, Caleb—now in the form of Rook—teams up with his daughter, Riley, a police dog handler. Through a series of secret gestures and specific breathing techniques known only to her father, Riley realizes that Rook is, in fact, Caleb.
