Fifteen-year-old Brynn is obsessed with death, and her severe anxiety leaves her feeling isolated, but when her parents decide she is going to spend the summer on her father's houseboat, she meets--and starts crushing on--sultry and confident Skylar, who is hiding a dark secret. Fifteen-year-old Brynn can't stop thinking about death. Her intrusive thoughts and severe anxiety leave her feeling helpless--and hopeless. So after her mom interprets one...