In the not-too-distant future, the Power Rangers open a Police Academy to train, educate and house the next generation of Rangers. The Earth is now an interstellar melting pot where alien beings from distant planets live alongside humans, but it is also a dangerous place where a planet-conquering alien force has turned its destructive sights on Earth…and all that stands in the way of Earth's demise and the fall of our universe is the newest breed of Power Rangers S.P.D. aka Space Patrol Delta!