The Dreamwalker: Volume 4 of The Year of the Red Door

Tallinvale is surrounded. And there's no way out... Lord Tallin's plan has worked. He has drawn a massive army to Tallinvale and it now surrounds his city. The enemy prepares to deliver a devastating blow. The people of Tallinvale must hold out, and Lord Tallin must permit them to suffer until the time is right to unleash his secret weapon. It is a colossal gamble, meant to buy Robby the time he needs. But the Redvest enemy has a secret weapon of its own. Robby, meanwhile, struggles onward ...