Apathetic Apocalypse

The System has arrived and death and destruction have followed, as the people of Earth adapt and fight to survive. Almost everyone that is. Ada hasn't left her apartment for any other important event, so why would the Apocalypse be any different?

Roach is one of the many, part of the great Hive, adding Earth to its territory. When it finds an easy source of biomass, why would it not make the most of the situation?