21st-century medical prodigy Nina Stone, time-travels into the 1990s and becomes her namesake—tricked into marrying Garrett Wyman, a disabled war veteran. Using her medical skills, she climbs the ranks at the local hospital, while Garrett secretly hides his identity as the Head of the Belwale Army. Together, they navigate misunderstandings, past loves, and schemes from a jealous stepsister. Through it all, they uncover the truth and ultimately find lasting happiness.