 The episode takes place almost entirely over a single day , telling three stories in a non @-@ linear narrative . Peggy becomes alienated after separate fights with her boyfriend Abe and a client . Roger and Jane take LSD with a group of intellectuals , altering how they see the world and allowing them to speak <unk> about their marriage . Don and Megan leave the office and take an impromptu road trip to Plattsburgh , New York , which doesn 't turn out as planned after Megan becomes <unk> with how Don treats her . 
