Claire is about to get married and she goes to Las Vegas with her sister and two friends for her bachelorette party. Things quickly spiral out of control.

Becca, an anxious, non-vampire teen is torn between two boys. Before she can choose, Becca must get around her controlling father, who treats her like a child. Meanwhile, Becca’s friends…

Over the course of one evening, an unsuspecting group of twenty-somethings find themselves bombarded by a series of natural disasters and catastrophic events.