Fifteen-year-old Brynn is obsessed with death, and her severe anxiety leaves her feeling isolated, but when her parents decide she is going to spend the summer on her father's houseboat, she meets--and starts crushing on--sultry and confident Skylar, who is hiding a dark secret.

"Eva, Celeste, Gina, and Steph have been though a lot together, including the astronomical rise of Moonlight Overthrow, the world-famous queer pop band they formed in middle school. But after a sudden falling out leads to the dissolution of the teens' band, their friendship, and Eva and Celeste's starry-eyed romance, nothing is the same"--