Years into the future, aliens and humans try to live in peace and harmony - but can they? While Earth opens its doors, the Power Rangers open an academy to develop the next generation of highly trained peacekeepers. It's none too soon when a planet-conquering alien force turns its destructive attention to Earth. When A Squad goes missing, B Squad must rise to the occasion. To join the fray they must join forces, using teamwork, intergalactic weaponry, and light-speed Zord vehicles to battle evil. 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. - Space Patrol Delta!