Hallmark Channel's Countdown to Christmas S2023E02 - Where Are You, Christmas?

When Christmas app developer Addison Dean is convinced by her brother to come home to celebrate Christmas, when he plans of proposing to his girlfriend, she is reluctant to go home. However, it doesn't take long for Addy to wish for a year without Christmas, and following an accident, wakes up in a world of black and white and nobody celebrating Christmas. She soon realizes what happened and convinces the town mechanic to help her make things right again.