Seraphina

"... humans and dragons—who can take human form but not human feeling—have lived in uneasy peace for 40 years. The dragons could destroy the humans, but they are too fascinated by them. As musician Seraphina describes it, attempting to educate the princess, humans are like cockroaches to dragons, but interesting. As the anniversary of the treaty approaches, things fall apart ..." --starred review at KirkusReviews.com