Oxford 2025: Amy Reynolds is lost in time - and it's always New Year's Eve. Trapped in a time loop, Amy’s reliving every New Year of her life, falling back a year each time the loop resets. As she grows progressively younger, she revisits a series of pivotal life events, realising she has the power to shape their outcomes. A cheating boyfriend, an alcoholic mother, and a sister tragically lost in a natural disaster all come under the spotlight as she seizes the chance to rewrite history. With the years passing rapidly, the reality of her impending mortality looms ever larger. Her only hope is to track down the mysterious stranger who sent her back through time, but he is nowhere to be found.