In this collection of linked, lyrical essays, Julia Koets writes, "When you date in secret, the pressure is different. You're weightless. You're stuck in between jumping and landing. You exist in midair. Your bones start to thin." Growing up in a small town in the South, Julia and her childhood best friend Laura know the church as well as they know each other's bodies--the California-shaped scar on Julia's right knee, the tapered thinness of Laura's...