On their tenth wedding anniversary, Jess and Luke should be on top of the world. But when a minor argument spirals, and a well-meant surprise goes stunningly wrong, their celebratory party ends in disaster, resulting in Luke slamming the front door behind him and Jess sleeping alone.

The next morning, Jess is shocked to find herself waking on the day she first met Luke, twelve years earlier. With each day that follows, Jess is given a chance to relive their wedding anniversaries, and to fix the mistakes that led to the breakdown of their marriage.

Amidst the push and pull of family responsibilities, financial trials and friendship tests, Jess finds herself falling for Luke even harder than she did the first time around. But as the countdown to their tenth anniversary begins, can she ensure that the love story they share has a truly happy ending?