Optimists die first
(Book)

"When Petula de Wilde, who is anything but wild, meets Jacob in their school's dorky art therapy program, his friendship (and something more) helps her overcome intense fears since her sister died. And he has a secret of his own"--,Provided by publisher.

Since her sister's death, Petula de Wilde sees danger in everything. A mandatory art therapy class with a groups of teenage misfits is the worst part of each week. She wants nothing to do with them-- especially Jacob and his prosthetic arm. When they work together on a project, he helps her with her fears. But a secret he's been keeping from her could unravel everything...