The Shadow Shifter

Can being a dragon help Billy defeat his terrifying enemy? 

Billy's teenage sister has been kidnapped by werewolves, and only Billy the Dragon can save her. Along with his best friend Jeanie, Benny the were-hamster, and two highly trained were-chickens, Billy takes on his ultimate nemesis—Scratchhook the Shadow Shifter. But will this motley crew be enough to defeat the strongest Shifter of them all?