Elizabeth Rose is a poised and perfectly mannered British socialite, raised among tiaras, traditions, and table settings with more rules than feelings. Engaged to one of England's most powerful men, she lives a life of elegance, wealth, and quiet suffocation. But when she meets Billie Eilish at a high-profile gala in London, everything shifts. Billie is chaotic, blunt, wildly American, and couldn't care less about etiquette or expectations. Their worlds were never meant to collide, yet their connection is instant, magnetic, and far too dangerous. As the wedding draws near, Elizabeth finds herself torn between the life she was born into-and the one person who makes her feel truly alive. In another life, it could have been them. But this one is already spoken for.

Alana Spencer is an Air Force pilot from New York, built on discipline and distance. But when she meets Billie Eilish, her world tilts. Can you fall in love when your heart belongs to the sky, and your duty is to your country?

Lucy Harper is fearless, brilliant, and one of the most ruthless journalists in LA. When she lands an exclusive story on Billie Eilish, it's the opportunity of a lifetime. The problem? Billie already knows Lucy, because years ago, Lucy wrote a brutal article about her. What starts as a battle of sharp words and cold stares quickly turns into something far more dangerous. With a career-defining story on the line and a pull she can't ignore, Lucy is forced to ask herself: Is love worth betraying everything she's built? And what happens when she becomes the headline?

Violet Winter learned the hard way that nothing lasts forever. After losing her mother and surviving a relentless battle with leukemia, she built walls around herself, walls no one had ever dared to break through. Letting people in meant risking heartbreak, and she had already lost too much. But then came Billie Eilish. With her, life became lighter, funnier, worth living again. But when your body still carries the scars of the past, how long can forever really last?