"Christmas Dinner" is the finale of the "Hattiesville Trilogy." It picks up immediately where the second episode ends. The first installment, "The Wedding Party" introduces the characters and the fictional town of Hattiesville, North Carolina, a suburb of Charlotte. It ends with an unanswered question and disturbing news.

"Absent...One From Another" picks up three years later, answers the question, and introduces a few new characters; whose lives are entangled in the lives of the characters we already know.

"Christmas Dinner" wraps it up, and ties it neatly with a bow. The...