To rescue a witness ... this K-9 team must face a killer and a storm.After months tracking a colleague falsely accused of a double homicide, officer Tanner Ford and his K-9 partner finally locate crime tech Mara Gilmore--but the real murderer is closing in. Now they must run into a frozen wilderness to survive. Evading the killer is the only way for Mara to clear her name. But will the harsh winter conditions cover their tracks...or bury them forever?