Spencer and Daisy grew up fighting Toxites and saving the world, but they've grown into adults and now they're facing their newest challenge yet: kids. But that's not he only problem, Toxites are starting to rebirth back into the world, infecting Knowledgees and turning them back to their original state. Now, Teddy and Claire have been recruited to help destroy the oncoming Toxites and their lives will never be the same. (Never to be finished) This book contains slightly heavier themes.