In 1967 as a gifted pianist with a scholarship awaiting her at the prestigious Curtis Institute Of Music, Rosemary Scott's future seems bright. However, her world is shattered when her brother is drafted into the Vietnam War, and her mother receives a devastating cancer diagnosis. Forced to abandon her aspirations and care for her ailing mother, Rosemary's world becomes a blur of responsibilities and sacrifices. While running an errand, Rosemary stumbles upon a mysterious bookshop that transports her to the year 1764. In this unfamiliar world, she narrowly escapes a carriage accident and finds refuge with the dashing Leo Abernathy. Amidst political tensions and personal struggles, Rosemary finds herself torn between her affection for Leo and the responsibilities awaiting her in her own time. Yet, when the owner of the magical bookshop presents Rosemary with a choice, she must confront the ultimate decision. Will she forsake everything she knows and remain in 1764, or will she summon the strength to return to her own time, prioritizing her family above all else?