In order to track the energy block, Megatroncame to the earth. At the North Pole, he was disturbed by the strong magnetic field and was accidentally frozen under the ice. With the help of the scientists who accidentally fell into the ice valley, Megatron scanned the information about the energy block onto the scientists' glasses. Megatron was secretly transferred by the U.S. military to a secret base underneath the Hoover Dam. This secret was only known to a seven-member military team composed of the previous Secretary of Defense.
The "Decepticons" advance forces whirlwind and scorpions attacked the US military base in Qatar. The reappearance of Transformers aroused the vigilance of the current Secretary of Defense. He organized a group of young computer experts to start searching for the "Decepticons". whereabouts. At the same time, the roadblock helped his partner to infiltrate the US President’s special plane Air Force One. It was learned through the computer that if you want to find Megatron, you must find the pair of glasses of the Witwick family, and its current owner, Sam Witvicplayedthus become the target of the "Decepticons". Sam is a high school student with unsatisfactory life. No one in the school believed what he told about the history of the pair of glasses. Disappointed, Sam put the glasses on the online auction, but it never attracted the interest of buyers. During this time, his father gave him a dilapidated car, which happened to be a deformation of the "Autobot" member Bumblebee. The Bumblebee carrying Sam helped Sam to have a beautiful girlfriend Michaela Baynes, but they were soon attacked by the "Decepticons", Optimus PrimeArrive with other "Autobots", a robot war kicked off.
Optimus Prime told Sam that the evil Megatron attempted to use the radiant energy of the energy block to turn everything on the earth into a member of the "Decepticons" force, thereby defeating the "Autobots" and ruling the entire universe. The way to destroy the energy block is to insert it into the heart of Optimus Prime. As the leader of the Autobots firmly defending the peace of the universe, Optimus Prime is ready to sacrifice himself. The cunning confusion became Sam's girlfriend's cell phone and entered the secret base under the Hoover Dam. While releasing Megatron, it also sent this information back to the headquarters of the Decepticon. Starscream and other members of the "Decepticons" quickly rushed to the Hoover Dam to make noises, attacks, roadblocks, and cyclones to join Megatron. At a critical juncture, the Hornet also sent a message of reinforcement to Optimus Prime. Under the leadership of Optimus Prime, the Jazz, Ironhide, and the ambulance are preparing to start a battle with the Decepticons.
With the cooperation of the human army, Sam inserted the energy block into Megatron's heart at a critical moment, but the Jazz died in this battle, and Sam's good friend Bumblebee was also hit hard. Megatron’s mechanical body was sunk into the bottom of the sea, and the damaged energy blocks returned to Optimus Prime’s hands. However, the story did not end. Starscream flew back to the planet Cybertron, and he would join other Decepticons. "Regroup, wait for the opportunity to re-attack back to Earth, and fight the "Autobots" again.
