Instruct: Classify a review into positive or negative sentiment.
Query: From Back Cover

Long ago Los Angeles became Crimson City, a glittering metropolis and sometime-battleground-sometime-home for humans, werewolves and vampires. Before that, demons ruled. And with the Crimson Veil now torn asunder, those demons are on their way back.There exist those who oppose the Dark Ones: mystics attuned to the earth, the druids. From San Bernardino they come, sending one of their mightiest - their Draig-Uisge. He can shape energy, twist it to harm or heal. But he must have something to bend, and the requisite power can be summoned by one method alone.. and from one source: the beauty Xiao Fei; her union with Patrick means salvation. Yet in a world of vampires, werewolves and evil untamed, even a kiss can be deadly. Opposition lurks in every shadow, peril in every caress... and both redemption and oblivion lie in one woman being...SEDUCED BY CRIMSON..