The twins Paige and Chloe invent a time machine that transports them and their friend Kate to the year 2000. When they arrive, they discover doppelgangers of themselves also living in that time period. They question their doppelgangers but the conversation does not go well. Later, when Paige, Chloe, and Kate return to where they left their time machine, it has vanished, leaving them stranded in 2000.