High school is tough. It's even tougher when the whole world goes haywire. Fourteen-year-old Joy Preston has finally found her niche at a new school--fun, friends, and a new crush. But in a moment, everything changes. Disaster at a pool party is just the beginning. Aberrant creatures and the disappearance of her father lead Joy to discover that two of the people she cares about most hold a dangerous secret, one she is soon caught up in. An adventure at the border of two worlds leads Joy to discover first love, true friendship, and the bitterness of betrayal.