Chase does not remember falling off the roof, in fact he does not remember anything about himself, and when he gets back to middle school he begins to learn who he was through the reactions of the other kids--trouble is, he really is not sure he likes theChase that is being revealed, but can he take the opportunity amnesia has provided and restart his life?

A girl finds herself running through the forest at the edge of a village with no memory of anything, even her own name, and later learns that she might be twelve-year-old Isabelle, believed to be stolen by a witch six years before.

Abby's first problem is that Jonah has lost all his memories of the magic mirror and their adventures, so when they get sucked through into Beauty and the Beast, he is unaware of the danger, and picks one of the Beast's roses--her second problem is locating Beauty and performing a match-making miracle in order to recover her brother, and still make it back to the real world before their parents miss them.

Frank and Joe solve a double mystery by locating a college professor who has been kidnapped by foreigners involved in sabotaging a government radar installation.

Christopher Rowe is shipwrecked in Devonshire, where children are disappearing and a ghost is suspected, but even Tom and Sally's arrival may not cure his amnesia in time to help.

Ten years after surviving the tornado that killed his parents, Vane Weston, now seventeen, has no memory of that fateful day but dreams of a beautiful girl who, he now learns, is not only real, she is his guardian sylph, who harnesses the power of the wind.