While delivering newspapers early one morning in 1988, four girls who have nothing in common are forced to work together to survive when something odd lands in their suburb.

Erin convinces her older self to try to help her and the Girls find a way home to 1988…right as they are stalked by Prioress, one of the evil Old Watch soldiers determined to erase them from history.

Mac reunites with the grown-up version of her brother Dylan and is stunned to learn how her family turned out. Tiff, KJ, and the Erins meet a stranger who might be the ticket back to 1988.

Larry may have a way for the girls get home to 1988…but it’s going to require a lot of adult Erin…and Mac may not want to go home to her old life after spending time with Dylan.

Adult Erin leads a daring mission home to 1988 that takes an unexpected turn, leading the girls to KJ’s house and a big secret about her future.

The Old Watch invades Larry’s farm, leaving the Girls with one chance to get home to 1988.