Three brothers get the surprise of their lives when they are forced to work together to care for a baby over the holidays. As they slowly get the hang of things, they find themselves on unexpected journeys of self-discovery and begin to rebuild their relationships as brothers, as well as the damaged romantic and professional relationships in their respective lives…all while rediscovering their love of Christmas.

Follows three generations of Delaney women as they explore the highs and downs of modern-day dating, discovering that love and romance can be found at any age, and even where you least expect it.

Five years after the events of the first film, Christmas is once again just around the corner. In a crazy turn of events, possibly brought on accidently by the brothers themselves, the director of Luke’s son Thomas’ school holiday musical steps down. Luke, desperate to make his son’s stage dreams come true, enlists the help of his brothers Taylor and Stephan. The trio also find themselves meeting their mother's new boyfriend and the brothers grapple with their own feelings about this relationship. In true Brenner brother fashion, they are all in for a Christmas they will never forget.

As Birdie and Alden's relationship grows, they share a love of true crime podcasts. But when their favorite host dies, they help Officer Newton investigate sinister suspects.

Olivia Pierce, a marketing executive, discovers her late great aunt's cat café in New York, which she believes will be a Christmas miracle. She helps plan fundraising events, gaining appreciation for the feline inhabitants.

Becca is always a bridesmaid, but at her cousin's wedding she bonds with Kyle, the videographer covering every stage of the planning. Perhaps she won't be the last woman standing for long.