Omega Dragon #4

In Omega Dragon by Bryan Davis, the final book in the Children of the Bard series, Matt Bannister carries the body of his dead twin sister Lauren into Abaddon's Lair. This place is the wellspring of resurrection power and along with Listener, Matt hopes to solve the mystery of this sacred chamber and restore his sister's life. But before he can do anything, disaster strikes and he and Listener are forced to seek a different path where they are faced with another catastrophe.

Marilyn Bannister is seeking a way to enter Second Eden to restore the great dragon Clefspeare, so he can defend the world against Arramos, the draconic manifestation of Satan. Arramos has been capturing and killing children as a way to bring God's wrath upon the Earth and only Clefspeare can stop him. Can Arramos be stopped before the whole world is destroyed? An epic battle awaits.