Sophie Neveu seemed far too solid of character to be mixed up in something that sordid.
There are no more uses of "sordid" in the book.
Show samples from other sources
I learned the sordid inner workings of the royal court in Modeg from a …. courtesan.
Patrick Rothfuss -- The Name of the Wind
I was considering what she had suggested about our pretending to be other people, like figures in a Western novel, imagining how we could somehow exist outside of this place and time and circumstance, share instead the minute and sordid problems of such folks, the vagaries and ornate dramas of imperfect love.