*fourth book Brennan and Katie have moved and have been separated from their loved ones (Annie and Caleb). Brennan and Katie move on and start anew since they left. Everything changes since the moment they left. Annie and Caleb go through depression ever since, they never wanted anything to change. Katie holds on to everything she had but Brennan let's go. They all fought for nothing. What will happen between them? Will they stay connected or will they burn down in flames?