automotive and military is planning a secret war against the Decepticons

When the movie starts, automotive and military is planning a secret war against the Decepticons. Transformers As more and more re-surfaced, it was found that the robot in the face of the earth's history than they imagine to be the oldest, and even some officials speculated that it was because people brought the Decepticons car, the car to catch up with people go. Optimus Prime do not want no one to protect the Earth in the state, let Decepticons wreak havoc, and he to Sam for help, asking him when the car's spokesperson, to convince mankind to let the car leave. Sam refused, he wanted to attend university, and other people want to live a normal life, but he failed because he was the Rubik's cube of the energy of debris through the original impact of his so that he produced all sorts of strange ideas and hallucinations . When Sam refused to give him their spokesman, to the car, as well as the whole world with serious consequences, the leader of Decepticons Megatron of resurrection, then there will be Transformers the devil in ancient history ... ...
Although the face of the earth end of the war, but war between the Transformers has not ended. Panonychus sabotage to fly back to planet, it is intended to return to Earth with the army fighting a Daredevil. Automotive weizhentian found the body gone, the original has been stolen saxophone giant, was the revival of weizhentian, determined to revenge the beginning. At the same time, spider is led by the reinforcements came sabotage, cars were at this time to enhance their combat effectiveness, a war is inevitable......