The Quentaris Chronicles Series by Gary Crew, Paul Collins, Pamela Freeman

But on the last night of the Three-Day Dark, some said they saw a shape in the starry sky, a black void, where no star shone, a void in the shape of a rat…Is this a warning of fantastical events to befall Quentaris? What part do the rat children, Anton and Vega, play in this horror? Is this the final calamity that will destroy the mighty city?

Quentaris is at war with Tolrush, draining the city of every able bodied fighter. Famous Quentaran rift guide, Rad de La’rel, is shocked to discover that his beloved city has been left wide open to attack by vampires. Other cities have already fallen to the scourge and Quentaris is next in line. Rad prepares Quentaris for its greatest onslaught yet... moreQuentaris is at war with Tolrush, draining the city of every able bodied fighter. Famous Quentaran rift guide, Rad de La’rel, is shocked to discover that his beloved city has been left wide open to attack by vampires. Other cities have already fallen to the scourge and Quentaris is next in line. Rad prepares Quentaris for its greatest onslaught yet. But how can a ragtag army stop vampires who suck the souls from their victims, leaving zombie-like remains? Quentaris is fast filling up with the walking dead ... less