I Kissed Shara Wheeler by Casey McQuiston

Chloe Green is so close to winning. After her moms moved her from SoCal to Alabama for high school, she’s spent the past four years dodging gossipy classmates and a puritanical administration at Willowgrove Christian Academy. The thing that’s kept her going: winning valedictorian. Her only rival: prom queen Shara Wheeler, the principal’s perfect progeny.

But a month before graduation, Shara kisses Chloe and vanishes…. Read more.