Then, Caitlyn finds herself pitted against her own thoughts in a desperate race to escape the darkness that wants to swallow her whole.
To distract herself while Sophia has gone on holiday to a sunny beach, Caitlyn creates Hannah in a popular online virtual world.
Caitlyn does everything in her power to pull Hannah into the darkness with her, but Hannah has hope.
They call the place where they are kept The Land of Odd, a school where, after having undergone the change, she and nine others like her will train to become the buffer between humanity and disaster - that is, if they make it through the change.
Derek de Beer releases a dangerous virus at Heathrow Airport and causes the world to slip into the dark ages with a speed that could not have been foreseen by the CDC.
It is tough being away from their parents and their old friends, but when Genesis discovers the lead scientist is keeping secrets about the outside world, she must look deep within herself for the courage to embrace her destiny - with a little help from her new zombie friends.
Love's first kiss broke the curse, but Kieran will stop at nothing to get Heather back - even summon Katherine from the dead.
Katherine altered the fabric of the universe when she cursed Heather, Jayden and Kieran at the Salem Witch Trials. Now it could start all over again.
Dark shadows and evil plots surround Heather, and on top of everything, she cannot look Kieran in the eyes, after she kissed Jayden.
Heather can trust no one - not even the boy she loves.
Fifteen-year-old Gaby is convinced her soul leaves her body when she is fast asleep. She has vivid, three-dimensional, mega screen dreams, but they seem too real to merely be dreams.
After a car accident, Barclay gets lost, and now he does not know if he wants to find his way back.
Every night, Gaby meets Barclay in her dreams and she wishes she could find him in real life. Then, her gran gets seriously ill and they have to fly all the way to Australia.
At first, Gaby does not recognise the comatose boy in the bed next to her gran, but when she does, her dreams turn sinister and she realises she needs to save him.