When Maggie's mom's health deteriorates, the doctors are at odds over how to treat her. Meanwhile, Richard comes to grips with Bailey's betrayal over the Residency Program.
When Maggie takes on a big case, many of the doctors are worried she's not the right one for the job; Stephanie makes the mistake of treating one of Grey Sloan's own.
Bailey and April work to fix things between Richard and Catherine; Eliza continues to pursue Arizona; one of Alex's previous patients returns to Grey-Sloan.