In this action comedy, we follow the story of a World War II veteran named J.J. McQuade. He leads a quiet life in a small town in the United States, where he dedicates himself to taking care of his military tank, a memento from his adrenaline-filled past. However, his peaceful life is interrupted when his teenage son becomes embroiled in a corruption scandal. A group of local thugs, who are part of a larger plan to extend criminal control in the region, targets J.J.'s family, putting their home and loved ones at risk.
Desperate to protect his family and clear his name, J.J. decides to take matters into his own hands. Armed with his wits and his tank, he embarks on a revenge mission that will lead him to confront the powerful figures terrorizing his town. But he’s not just up against criminals; he also has to contend with the opposition from authorities who, instead of helping, see J.J. as a problem.
As the story unfolds, wild action intertwines with moments of peculiar humor, as the veteran shows that despite the years and the quiet life he has led, he still possesses an indomitable fighting spirit. With a climax that culminates in an epic showdown, J.J.'s time to act has come, and he will do whatever it takes to protect his family.