And in case you forgot what it's about or are new to this blog (which was used to launch the book in 2012):
Dr. Emma Earl never wanted to be a hero. But when she finds a magic suit of armor that can deflect bullets and turn her invisible, she becomes part of an ancient war between good and evil. It’s up to Emma as the latest incarnation of the heroic Scarlet Knight to save Rampart City from the fiendish Black Dragoon and his plan to rule first the city and then the whole world!You can go to the Special Features tab to get lots of bonus content like character bios, a guide to Rampart City, and an animated comic!
There are some other new free ones too: