Pen pals for years, Summer finally meets Nick, her former teen crush and boy band lead singer, when he comes to town for a concert. Their friendship's set the stage for romance, and Summer's hip grandma with a TikTok following encourages her to follow her heart.

A hopeless romantic who can’t ever seem to give a guy a real chance begins receiving each of the "12 Days of Christmas” as gifts anonymously at her door. As she tries to figure out who is sending the gifts, she begins to believe that the mystery suitor could finally live up to her expectations.