Mail from forty years earlier is discovered, and a letter from Homer Simpson's mother's old boyfriend states that he is Homer's true father. Homer sets out to find his supposed new father, leaving Abe behind.

When a romantic night ends in injury, Marge recovers by taking up kite boarding while Homer bonds with his hallucinated hernia; Lisa attempts to fix her parents' strained relationship by seeking advice from an unlikely source.

When Marge implements a screen time limit for the family, she realizes that she is the one addicted.

While Bode has won over most of Springfield, he finds one churchgoer he can't sway in Ned Flanders. Meanwhile in Michigan, Reverend Lovejoy finds the ammunition he needs to get rid of his replacement.

At a museum exhibit of Ancient Rome, Marge and Homer get into an argument about Homer's lack of ambition. They then imagine a Roman version of what would happen if Homer was more career-driven.

A cable channel films a Christmas movie in Springfield and Skinner falls in love.

Homer and his teenaged friends are pursued by a killer clown in a spoof of Stephen King's novel "It".