A hitchhiking woman is abducted by a young couple and held captive for seven years, during which time she’s tortured and forced to live as a slave to her captors.

WWII has ended and Hanna is still grieving over her husband’s disappearance. When the Christmas Comet appears for the first time in 70 years, Hanna is caught in a terrible storm and knocked unconscious. When she wakes up, she’s in 2016.