Olive Branch is the tenth volume in the Rainbow Arc of Fire (RAoF) series of LBGT superhero novels.Mercuria, one of the two newest heroes who have joined RAoF, has unwittingly been pursued across the galaxy by a former colleague, seeking revenge. His presence has placed not only her new friends at risk but threatens the entire planet when thousands of his followers demand the Earth as their reward--minus the human inhabitants, of course--for helping him. Never before have the risks been so great, and never before have the thin ranks of the Rainbow Arc of Fire team been tested on such a scale. Should they fail, humanity loses its home and its existence, forever.