After an attack renders her blind, Ellen withdraws from the world to recover. But soon she plunges into paranoia, unable to convince anyone that her assailant has returned to terrorize her by hiding in plain sight.
As mass of solar storms causes tsunamis, volcanoes, and flooding, a city-dwelling family attempts to flee to the relative safety of a group of high-elevation caves several miles away.
When Renee's shy teenage daughter Deandra finally makes a friend, Olivia, she is thrilled. After Olivia's initial bossiness turns into emotional abuse, Renee forbids the relationship from continuing, prompting the girls to run away together. Renee embarks on a desperate search for her daughter, before she's gone for good.
