On Valentine's Day, Peggy finds out that Hank lied to her when they were dating: he told her he was at home one week with a football injury, when he actually got mono from kissing another girl. She sets out to uncover the whole truth, and finds herself face to face with the past.

Bobby starts dating Marie, a girl who's two years older than him. Bobby takes the relationship more seriously than Marie does, and is heartbroken when she dances with other guys. Marie decides to "move on" leaving Bobby an emotional wreck. Meanwhile, Hank and the guys find an abandoned couch in the alley, and grow to depend on it.

Bill is accepting, but Hank isn't, when opposing players lie down to let an injured high-school jock break Bill's touchdown record.