Join Meria and Seth on their final journey to save - or doom - the world's human population in the final installment of the Immortals series. The twins will have to face old friends and decide once and for all: friend or foe. Will they lose all they hold dear? Will the final confrontation with the ONE produce a truce or a war ending in annihilation? Liberation promises twists and turns, leaving you breathless as to the fate of the Promised Ones and their ragtag crew of the remainders of humanity.