Lauren Oliver delivers yet another sensational story in her second book of the Delirium series, Pandemonium. For those of you that have read the first, Oliver brings us quickly up to speed where she had left Lena in her last novel. Her chapters fluctuate between Now and Then allowing the reader to understand just how far Lena has come in her struggles to flee from a society of rules and into the wilds, where the biggest expectation is learning how to survive. Survival of the fittest. Survival from a broken heart.  A world divided by the cured and the invalid and when the two worlds collide it will only be a matter of time before everything explodes. What will Lena's fate be?