Bestselling mystery writer Emma Prescott returns to her picturesque hometown of Cedarwood Hollow for a holiday season of inspiration and relaxation. But the festive cheer takes a dark turn when the town's mayor is found murdered during the annual Winter Wonderland Festival.

The scandal sends shockwaves through the tight-knit community, and the list of suspects grows as Emma uncovers the mayor's less-than-merry dealings. Teaming up with her dashing former high school crush—Sheriff Jack Cooper, Emma must sift through a tangled web of political rivalries, personal grudges, and holiday secrets to unmask the killer.

As snow blankets the town and the tension rises, Emma finds herself caught between solving the mystery and protecting those she loves. Can she crack the case before the killer strikes again—or will this Christmas be her last?