Barry and Natalia Allen were happy and bright kids until one day they came home to find their parents dead, that's what led them to join and become the two best agents in the FBI. But one of their cases goes wrong and ends them both up in witness protection where Barry meets the towns local baker, the beautiful and smart Caitlin Snow. (This is book is a crossover with Brooklyn nine-nine. Watching the show isn't necessary to understand the book but i recommend the show to anyone:)All Rights Reserved