Portwenn is full of festive cheer until Martin tells Leonard he needs to stop playing Santa while he awaits the results of his medical tests; Leonard decides to show Doc the Grinch the magic of Christmas; Louisa works to arrange a Christmas parade.
On the day of Timmy's funeral, Wayne attempts to face his grief alone until he is confronted with the person he deems responsible for the death; Wayne reels with fury, resulting in dire consequences for his own health and a race against the clock.