The plot of the spin-off of the popular franchise "transformers" takes place in 1987. While on the run, Bumblebee finds refuge in a small town on the California coast. Soon the damaged Autobot, received several wounds, battle, discovers moonlighting at a local garage girl Charlie (Haley Steinfeld), which is about to turn 18. Restoring the wounded Bumblebee, the girl realizes that she's not the usual VW "beetle".