Setinthefuture,asecretagencycombinesanewlydiscoveredsubstancecalledMorph-XwithanimalDNAtocreatethePowerRangersBeastMorphersteam.TheRangersmustfightoffanevilsentientcomputervirusbentontakingoverthesourceofallRangerpower,theMorphinGriditself.

As mass of solar storms causes tsunamis, volcanoes, and flooding, a city-dwelling family attempts to flee to the relative safety of a group of high-elevation caves several miles away.