Conrad's plans for a heart transplant patient are derailed; Conrad risks his job to rectify the situation; after a file goes missing, Nic grows suspicious of one of the doctors; Devon must make a split-second decision for a patient.
Mac and Jack attempt to rescue a billionaire's son after he is kidnapped by a former Navy SEAL.
Polaris learns more about her past; Mutant HQ comes under attack.
Dr. Campbell attends an anti-mutant summit, attempting to take the Hound program national; some of the team at Mutant HQ goes on a dangerous mission to stop him.
In 2032, candidate Johnson rides the ups and downs of election day; in 1984, Rocky and Ata are at a crossroads with their futures in wrestling; in 1987, teenage Dwayne learns that the family is leaving Nashville.