Though Cassandra moved on, Aaron is still very much in love with her. Meeting Cole came as total shock and Aaron's not likely to trust the guy any time soon.
Cole prepares to go back in time to alter the fate of mankind. His first trip unites him with Dr. Cassandra Railly. Naturally his story is a wild one, but he manages to pique her interest.
Ramse is the yin to Cole's yang, the two are more like brothers than friends. While Cole seeks redemption for his past, Ramse fully embraces it. He is wiser than his years and much more in tune with human nature.
Cole and Ramse survived the plague and lived as a scavengers during the apocalypse. Though he did what was necessary to survive, Cole's life as a Scav haunts him.
About four years from now, most of the human race is gonna be wiped out by a plague; a virus. All we know is that it's because of a man named Leland Frost. I have to find him.