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Five brainy teens attend a high school where mysterious occurrences are common and the laws of physics frequently don't apply.
Season 4, Episode 3
Conclusion. Josie tries to stop Avenir from taking control over time. Also, Vaughn attempts to bring his mom back from the future.
Season 4, Episode 2
Part 2 of 3. Josie returns to the present from an alternate universe with the help of her clone.
Season 4, Episode 1
Part 1 of 3. Josie tries to escape from an alternate universe where she is trapped, and the kids learn that the school will close after graduation.
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