Heaven and Earth Trilogy Series by Richard Harland

In the year 2010 after the Invasion of Heaven, human psychonauts trample the sacred fields of Heaven, & the angels retreat to higher altitudes to avoid the contamination of the physical. In the year 2520 the Millennial Wars have reduced the Earth to a devastated battleground. In the year 3000 the evil Humen are determined to destroy the power of Heaven, while the Residuals, a primitive race of people, live fearfully in the ruins of civilization... moreIn the year 2010 after the Invasion of Heaven, human psychonauts trample the sacred fields of Heaven, & the angels retreat to higher altitudes to avoid the contamination of the physical. In the year 2520 the Millennial Wars have reduced the Earth to a devastated battleground. In the year 3000 the evil Humen are determined to destroy the power of Heaven, while the Residuals, a primitive race of people, live fearfully in the ruins of civilization. In the midst of this hatred & fear is born a unique friendship that could change the course of history. less

Rebellious Ferren & the stranded angel Miriael travel from one exotic tribe to the next as they seek to unite the Residual people against the evil Humen. They are joined by Kiet, a spirited young woman who is equally determined to change the world order. Together they make an unstoppable trinity.

In the final book of the Heaven & Earth Trilogy, Ferren attempts to unite the Residual tribes, & must prepare to combat the ultimate evil, Asmodai, the Fallen Angel.