en's always loved December, but this year, with his relationship with Daphne on the rocks, it's missing its usual magic. So when he runs into his old friend Alice - the one that got away - Ben can't help but wonder what would have happened if he'd done things differently all those years ago.
He never imagines he might get to find out... but when a stranger sells Ben a mysterious watch one freezing winter's night, he's astonished to wake up the next morning on 5th December 2005: the day he first kissed Daphne, leaving Alice behind.