Maggie and Sam are crashing Christmas. When he proposes they team up against his sister's perfect Christmas, neither of them are prepared for the blended family challenges that lie ahead.
Shelby is about to quit her job as a rocket engineer when her daughter becomes convinced that her Scrooge-like boss, Evan, is the Christmas Prince from a story Shelby invented years ago.
When an assistant gives her final notice, she is drawn into helping the charming, younger brother of her wealthy boss as he looks after his orphaned nieces and nephew through Christmas.
