The Agora Virus Books in Order

A lethal virus spreads worldwide, prompting the government to seal off major cities. Reclusive germophobe Frank Talbot must confront both the threat of infection and his own fears as ordinary life collapses around him.

After escaping a deadly pandemic, Frank Talbot believes an island can shelter survivors. A dangerous adversary threatens that fragile refuge, forcing him to risk everything and make choices he once feared.

Months after society collapses, Frank struggles to hold his island community together while Kate attempts a dangerous return from Atlanta. A hidden attacker begins killing survivors, forcing Frank and Sal to confront a threat that leaves nobody safe.