Books in the Dark Days series

While weaponized rabies continues to ravage the world, Randi Martinez seeks to end her internal battle. Can God really forgive a killer like her? As she works to overcome her personal turmoil, she's determined to escort the disease creator to the U.S. Army Medical Research Institute of Infectious Diseases (USAMRIID) in Frederick Maryland. Having seen jets flying overhead, can she find a functional military base nearby or will they have to trek across country and face the infected or even malevolent survivors?Back home, can her sister, Adriana, create a community that is strong enough to withstand the continuing onslaught from infected or opportunists before her autoimmune disease ravages her body?