Staying Fat for Sarah Byrnes (Paperback, 1st HarperTempest ed)

Sarah Byrnes and Eric have been friends for years. When they were children, his fat and her terrible scars made them both outcasts. Later, although swimming slimmed Eric, she stayed his closest friend.

Now Sarah Byrnes -- the smartest, toughest person Eric has ever known -- sits silent in a hospital. Eric must uncover the terrible secret she's hiding, before its dark currents pull them both under.