Agoraphobic sixteen-year-old Solomon has not left his house in three years, but Lisa is determined to change that--and to write a scholarship-winning essay based on the results.

Agoraphobic since the shooting at her high school, Morgan suffers panic attacks at the thought of going outside, but when Evan moves in next door, she finds herself attracted to him and begins to long for the life she's been missing.

Under the alias Girl Online, Penny blogs about her life including her panic attacks, and when things get worse, her family takes her to New York where Penny falls for a boy who has a secret that might ruin her online cover and her closest friendship.