Five years ago, a beloved actor and his screenwriter broke up, their careers pulling them in separate directions. Now, as fate would have it, they're forced to work together on a new Christmas film. He's the nation's heartthrob, she's the celebrated storyteller, but behind the scenes, their old wounds and unspoken feelings linger.

When a surprise blizzard traps them at their film director's home on Christmas Eve, they are forced to confront the past they've so carefully avoided. Amidst the twinkling lights and quiet snowfall of Seoul, they must face the secrets that tore them apart and decide if their love is a story worth rewriting. But a series of well-intentioned deceptions and a shocking revelation threaten to unravel everything. Can a Christmas miracle give them a second chance, or are some endings meant to be?