In the era of peace between Autobots and Decepticons, Bumblebee uncovers corruption in Earth and Cybertron. As two worlds collide once again, further tensions arise when he also discovers a dark secret that connects to his past, forcing him to make a consequential choice that will affect those who are close to him in order to save the world.
The story is set in mid-to-late 2010s (and 2020 onwards) and took place on Earth (Tokyo, San Fransisco, Boston)