Three adult siblings (Lamothe-Kipnes, Dowden, Lloyd-Jones) return to their childhood home at Christmas to honor their late grandmother's wishes and try to agree on new leadership for the family's company. Enter Annie Merkel (Boston) - also known as Mrs. Miracle - who poses as an estate planner and uses her special brand of Christmas magic to help the family find common ground and rekindle their bonds. As the siblings try to sort things out, Charlotte (Lamothe-Kipnes) also finds herself reconnecting with Austin (Novlan), the manor's caretaker and her first love.