Sentence:  Everything quickly gets impossibly sensitive, aesthetic, ethereal, and opaquely lovely, yet there is a <WSD>Grand Guignol</WSD> thread running through it all that results in constant ominous tension, as though something dreadfully beautiful is going to happen at any moment-i.e., the author is going to turn queer. 
Meaning of the word marked with <WSD> tags:  That which thrives on grotesquery and gore.