Detective James Knight is faced with a high-stakes challenge on his last police shift on Independence Day as he must thwart a rogue ambulance team that threatens to disrupt the city's festivities in a game of cat-and-mouse. The details surrounding the apprehension of the overzealous rescue team remain unclear, but one thing is certain - the tension is palpable as the countdown to midnight approaches. As the night wears on, Kitt leads a fellow police officer in a desperate bid to apprehend the disoriented and erratic team, leaving the city on the brink of chaos. The outcome is all but certain, but the margin for error is slim, and the teamwork and tactical prowess of Detective Knight will be put to the ultimate test.