College student Juniper harbors a quiet, forbidden infatuation with Tristan, the magnetic rockstar vocalist who happens to be her overprotective older brother's closest friend. Tristan regards her as little more than a quiet sibling until a sudden campus power blackout traps them together in backstage darkness, leading to an incendiary, anonymous encounter.
Possessing only a dropped butterfly charm and the trace of a unique birthmark, Tristan becomes feverishly obsessed with locating his mysterious partner. Juniper conceals her identity at family dinners just inches away from him, knowing that if the truth surfaces, her brother's fierce wrath will fracture their circle and ignite a devastating campus scandal.
