Fantasy World Vol 4 - Desertion - Fantasy World: The Explorers, #4

"It's like the Lord of the Rings meets Star Trek." - Book ReviewerCaptured by a desert band of marauders, Expedition One finds themselves recruited in a conflict against a rival faction to earn their freedom. As they prepare for either escape or a brutal fight, Willa Kinsler - a housewife turned soldier - reminisces about the events that took her from her luxurious, happy home to the battlefield. Fantasy World takes place on the planet of Naropa, containing stories written by multiple authors.
This is the flagship series - a group of explorers that seek out the mysteries of its world, naive to the fantastic beauty and the crippling terror they will soon face.