Season 4 finds Braverman family's members facing their dramatic changes and challenges as Adam and Kristina deal with Kristina's cancer diagnosis while also adapting to Haddie's absence from their home. Sarah, meanwhile, is uncertain about the future when she is increasingly pressed by her crotchety new boss due to her relationship with Mark. Julia and Joel are now a couple, and they manage to to help Victor adjust to his new role in their family.