"My name is Christy Snow. I'm seventeen and I'm about to die. I'm buried in a coffin under tons of concrete. No one knows where I am. ... Some will say that I m not really here. Some will say I'm delusional. Some will say that I don't even exist. But who are they? I'm the one buried in a grave. ... So who are you?"--P. [4] of cover. Christy and Austin, teenage friends with "forgotten" childhoods, get lost in a mental hospital in Boston. Hospital...