Roy and Bo leave their small town the weekend after graduation for a short road trip to LA. Soon, they find themselves lashing out and leaving a trail of bodies behind them. The violence escalates throughout.

A sheriff's deputy fights an alternate universe version of himself who grows stronger with each alternate self he kills.

High school senior Wendy's premonition of a deadly rollercoaster ride saves her life and a lucky few, but not from death itself — which seeks out those who escaped their fate.