A young babysitter is charged with caring for two brothers. However, the evening takes a violent turn when she discovers one brother James, has erratic and unstable tendencies she is unable to control. Rachel begins to unravel as James reveals his outbursts of aggression and threatens the safety of both Rachel and Benjamin. As a deadly storm surrounds the house, Rachel realizes she is trapped inside and must choose to either protect both brothers and risk James' violent behavior, or save young Benjamin from his older brother's temper.