'One Day' unfolds the bittersweet story of Emma and Dexter who meet on the night of their university graduation on July 15, 1988. What starts as a casual friendship becomes a piercing exploration of their lives on that same date each following year. Through laughter and tears, loves and losses, they circle one another, growing and changing through two decades. Each snapshot of their lives on this one day reveals the depth of their connection and the tapestry of human experience, drawing readers into a romance that's authentic, profound, and achingly real. As Emma and Dexter navigate the trials of life and love, 'One Day' poses a haunting question: will they ever seize the chance at a life together, or will time run out?