一股新黑暗势力威胁到小马谷，六位小伙伴紫悦、苹果嘉儿、云宝、碧琪、柔柔和珍奇离开小马国踏上难忘之旅，在旅途中他们结交新朋友，遇到刺激的挑战，必须通过友谊的魔力拯救自己的家园。
At a used car lot, Mr. Magoo is intent on buying a car for his nephew Waldo. He is slick talked into buying an old clunker thanks to a shifty salesman but he drives it off anyway. Unfortunately, the myopic Magoo drives off a pier and under the ocean where he mistakes the various aquatic surroundings such as fish, sunken boats, and seals for other cars, dilapidated mansions, and a horn happy driver respectively.
