Top National Intelligence Service agent Tae-ju (Lee Sungmin) injures his head while on a mission protecting a VIP – a Chinese panda named Ming Ming, from a group of terrorists. As a result of the accident, he suddenly possesses a strange ability to communicate with animals. Tae-ju then realizes that the only witness to the kidnapping may be a retired military dog named Ali (Shin Hakyun). Although he hates animals, he and Ali soon become unlikely partners to rescue Ming Ming.