In rural Indiana, Noah and his impoverished family wrestle with the mysterious return of his now mute sister Lauren, who was kidnapped and held captive for over a decade.
A little girl's imaginary friends come to life when she goes through her great-grandmother's antique mirror, a la Alice, after she sees it glowing.
Dr Tuttle uses the Doppelganger to breach a mirror, letting Dragora, Dabble and Swanson into the people world. Dragora uses this opportunity to get revenge on Mary Margaret, by way of having her over for tea.