At 12 years old, Carrie Watson places a piece of wedding cake under her pillow when her mother tells her about the superstition that doing so will ensure you dream of your future true love — and that night, Carrie dreams of a handsome man meeting her at the altar. Fast forward a couple decades, and Carrie, now a successful chemist (and amateur baker), is prepping the wedding cakes for her little sister, Lydia’s wedding. Carrie is shocked to discover that the groom’s best man, Jason, is the very same man from her wedding cake dream.

Michelle Miller is a chronic sleepwalker. She and her husband Dan Miller are trying to have their first child after she had a miscarriage the year before. One night she sleepwalks into the bedroom of her neighbor Luke Williams while his wife Nancy is out of town. They have sex; she is unaware of this but he not only knows about it but falls madly in love with Michelle and decides he wants to leave Nancy for her. Michelle gets pregnant, but doesn’t know whether the baby is Dan’s or Luke’s.

Just before Christmas, bestselling author Rachel Kennedy returns to her hometown to host an event for her upcoming book. Though being home is difficult since losing her parents and losing touch with her brother, David, she finds strength from unexpected sources, namely her local producer, Jack and a selfless stranger, Joy. Jack and Joy help Rachel connect with the community, reunite with her brother and reevaluate her motivational message. Rachel and Jack develop an undeniable bond, but Rachel is torn between their relationship and career pressure from her manager, Stuart. As the event approaches, Joy reveals a secret from her past that has a lasting impact on Jack, and Rachel must find a message that brings her fans — and herself – lasting joy.