Pete and Violet enter marriage counseling to help patch up their relationship; Amelia shuts down emotionally and avoids her peers upon hearing some devastating news; Addison adjusts to the new man in her life, and Charlotte and Cooper struggle with Mason when he refuses to speak to them. Meanwhile, Violet becomes suspicious of the sister of one of her patients.

When a patient's partner and father are heatedly divided on his health care, Pete makes a decision that impacts everyone, including himself; meanwhile, Jake offers strength and experience to Amelia when he suspects she's being tempted to substance abuse, Sheldon and Violet treat a family concerned about the father's new sexual appetite, and as baby Henry draws Addison and Sam closer, they struggle to define their relationship.