After Lord Zedd and Rita Repulsa use a forbidden relic to escape 1993 and rewrite history, all Power Rangers vanish from existence. Five modern-day teens—who are secretly the newest team of Power Rangers—discover they are the only ones untouched by the timeline shift. To save their future, they must travel back to 1993, stop Zedd and Rita from corrupting the Morphin Grid, and restore the timeline before time itself unravels.