Book 1

THEM Invasion

by M D Massey

Published 30 March 2016

Book 3

THEM Counteraction

by M D Massey

Published 21 May 2016

Book 4

THEM Gabby's Run

by M D Massey

Published 27 June 2016

Book 5

Extinction

by M D Massey

Published 21 December 2017