Mr. Burns' Christmas present to his employees, a pair of augmented reality glasses, places a strain on Homer and Marge's relationship. Meanwhile, Bart wrestles with giving a Valentine's Day card to Nelson.
When Abe and two of his friends move in with the Simpsons after the Springfield Retirement Castle closes, Homer begins to embrace their lifestyle. Meanwhile, Nelson initiates Bart into the bully group after coming to his defense.
Marge opens a sandwich franchise store after her sandwiches become a huge hit at Springfield Elementary. But running day-to-day at the store proves challenging, especially when the same franchise opens another location across the street.