The Rangers come face-to-face with a familiar threat from the past. In the midst of a global crisis, they are called on once again to be the heroes the world needs.
When Trini, the Yellow Ranger, is killed the Mighty Morphin Power Rangers are called back into war nearly 30 years later of their successors coming in. Rita Repulsa manages to return as a super powered robot out for revenge using a time warp to ensure the Power Rangers are killed before ever being summoned to become Rangers. Trini’s daughter Minh sets her mind on killing her mother’s killer.