The story explores the transition from their intense friendship into a complicated, high-angst romance. As they reach their final years of high school and head toward college, Knight's behavior becomes increasingly reckless as he struggles with the prospect of losing his mother. Meanwhile, Luna begins to find her own independence, which threatens the co-dependent nature of their relationship.

The novel follows the story of and Luna Rexroth , childhood best friends whose relationship is defined by a deep, unspoken bond and significant emotional trauma.

: The daughter of Trent Rexroth and Edie Van Der Zee (from Scandalous ). She is selective-mute, choosing to remain silent as a coping mechanism for past trauma, and relies heavily on Knight as her "voice" and protector. Plot Summary