Under Siege (The Powerlink Chronicles)

Plot

Have you sometimes felt embarassed to share your faith? Have you wandered why it is so hard to win some of your friends to Christ? If so, you're not alone. Will McConnell and Amber Lockwood know exactly how you fell.
When Will, Amber and their Christian friends try to put their fatih in practice, they find themselves in teh battle of their lives. They organize the Liberation Commandos at Eisenhower High. Their goal: Rescue Tony Ortiz and the wild bunch - kids who are "boozing, using, and cruising for sex."
But, in the smoldering caverns far below, a hideous demoon named Ratsbane it out to blind Tony and thw other students to the Gospel and cripple the commandos with a sinster plot. His fiendish plan is so insidious that they don't even realize they are Under Siege.