More like The Last Conquest

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The 5th WaveSeries
series4 books2013
Alien invasion, about aliens.
“Cassie Sullivan, the survivor of an alien invasion, must rescue her young brother from the enemy with help from a boy who may be one of them.”
from the catalogue
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Down to a Sunless SeaNovel
David Grahamstandalone novel1979
Post-apocalyptic and science fiction, dark and tense in tone, about survival and war, set in near future and north america.
“The title of the book is taken from a line of the poem Kubla Khan by Samuel Taylor Coleridge.”
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One Second After / John MathersonSeries
series4 books2009
Set in small town.
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SurvivalistSeries
series41 books1981
Post-apocalyptic and science fiction, tense in tone, about survival and war, set in north america and near future.
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Swan SongNovel
Robert R. McCammonstandalone novel1987
Horror.
“Published June 1, 1987, the novel describes the aftermath of a nuclear war that provokes an evolution in humankind.”
from the catalogue
The Last CenturionNovel
John Ringostandalone novel2008
Military science fiction, about plague and pandemic.