Addison's brother makes a surprise visit, causing trouble for her, Sam and Naomi; Meg comes back to try and make it work with Pete; a patient accused of a crime angers Violet and Dell.

Addison and Charlotte fight to save the lives of a woman in a coma and her unborn child; members of the Oceanside staff clash with Meg; when a patient is suspected of murdering his wife, Violet seeks Kevin's advice.