Michael Patrick Thornton

Elizabeth must fend off a baseless investigation into her past that threatens to derail the first major legislation of her presidency.

Henry teams up with a Marine veteran to fight for legislation that helps Veterans Affairs provide better mental health care, but he encounters surprising resistance from Vice President Carlos Morejon. Also, Senator Hanson (Wentworth Miller) questions Daisy about an arrest in her past.

When evidence implicates Daisy in the leak of hacked information during the presidential campaign and threatens to topple Elizabeth's presidency, Elizabeth must decide what to believe and how far she's willing to go to uncover the truth. Also, Henry and Elizabeth host former President Dalton (Keith Carradine) at the White House after his interview with Bob Schieffer.

Maya's announcement shocks Sam and Naomi; Pete challenges Fife on a patient with a cutting-edge bionic arm.

Naomi struggles with the idea of genetically designing babies; Violet suddenly decides to try electric shock therapy on a patient.

Naomi refuses to take part in planning Maya's wedding; tensions rise between Sam and Addison; Pete and Cooper treat a teenager with a mysterious bite mark.