《闺蜜离婚指南第四季》讲述的是：Abby and Barbara launch their blog, but it won't last long if they don't find a way to bring traffic to the site. As they look into potential influencers, a run in with Abby's ex and his new girlfriend sparks Barb's imagination. Delia's humanitarian efforts at Legal Aid send her on a stakeout with an abrasive but experienced new colleague. Phoebe gets in deeper with her seductive new friend. Jo consummates her flirtation with sparring partner Bald Eagle.