As humanity picks up the items, following the conclusion of "Transformers: Darkish of the Moon," Autobots and Decepticons have all however vanished from the face of the planet. Nonetheless, a bunch of highly effective, ingenious businessman and scientists try and study from previous Transformer incursions and push the boundaries of expertise past what they will management - all whereas an historical, highly effective Transformer menace units Earth in his cross-hairs.