Ellie Lane, a small-town girl with big dreams, wakes up one morning to find herself living the life of pop star Sabrina Carpenter. Thrown into the world of flashing lights, media interviews, and sold-out arenas, Ellie must learn to navigate fame without giving herself away. Meanwhile, Sabrina finds herself waking up in Ellie's cozy bedroom, surrounded by unfamiliar faces and a life free from the pressures of stardom. As they each try to adjust to their unexpected roles, Ellie and Sabrina discover what life is like on the other side of the spotlight. Struggling with the challenges and surprising joys of their swapped lives, both girls uncover hidden strengths and learn valuable lessons about identity, friendship, and following their dreams. But as they grow in their new roles, they'll have to figure out how to return to their own lives before they lose their true selves for good.