Ella’s night takes a terrifying turn when a sudden headache forces her to babysit her cousin instead of going out with friends. Arriving at the house, she senses immediate danger—the lights are off, the door is open, and a growing smell signals a deadly gas leak. Despite calling 911, Ella can’t save everyone, and the tragedy leaves her shaken and guilt-ridden. As the investigation unfolds, disturbing inconsistencies and hidden lies begin to surface. At the same time, the side effects of her recent diagnosis worsen, blurring the line between illness and intuition. Ella soon realizes the gas leak may not have been an accident—and that she could be the next target.