Dan avoids coping with a death in the family, only to be confronted by it head-on. Ben and Darlene address Ben's baby fever and have "the talk." The Lunch Box is officially open for business, and Dwight gets the jitters when he has to fill in for the chef who suffers an accident.

Dan starts to bond with his younger half-brother but he can’t get over the fact that their father paid for Ed Jr.’s college education, something he refused to do for Dan. Jackie hits it off with a fun married couple, so much so that they “invite” her into their relationship. Harris and Mark do not react well to the news that Darlene is trying to have a baby with Ben.

Dan and Louise take their relationship to the next level and come to appreciate the complexities of aging. Meanwhile, Darlene spends the night in jail and hands off parenting duties to Ben. Mark and a friend work on a class experiment that leaves them both with hickeys, and Becky contemplates marrying Emilio.