From publisher blurb:
A troupe of masked actors and comics crew the floating village-theatre of Masquerade. The village—really three rickety barges that visits both riverfront and coastal villages, hides a secret many guests would find unpalatable—most of the performers suffer from leprosy. The infected—generally those with very early stages of the illness—hide behind their masks, costumes and gaiety. Forced to keep moving to keep their terrible secret hidden the folk of Masquerade are on a perpetual pilgrimage to visit holy sites in hopes of a magical cure for their horrendous affliction. The worst afflicted are kept below, treated with kindness and cares as the village floats onwards seeking salvation. However, the true ruler of Masquerade is an even more unpalatable guest—a vampire—but no ordinary queen of the night, no simple bloodsucker is the so-called Silent Queen for an ancient vow binds her more tightly than the stoutest chain….