Loren and Abby McWilliams, siblings from a military family, find their lives uprooted when they move to rural Florida following the tragic deaths of their parents. They go to live with their uncle, who owns a small amusement park. As Loren and Abby struggle to adjust to their new environment, they face hostility and resistance from their peers at the local high school. Tensions escalate when a gang of local delinquents, led by the menacing Eddie Dutra, takes an undue interest in Abby.

The gang begins to terrorize the siblings, attempting to assert their dominance through increasingly violent methods. Loren and Abby, drawing on the discipline and training instilled in them by their late father, start to fight back. Their situation grows more precarious as Eddie and his gang become more aggressive and unhinged. The conflict reaches a boiling point, leading to a climactic confrontation that puts both their resilience and survival skills to the ultimate test.