Two 4th Grade Imagine Pranksters George Beard and Harold Hutchins found a mysterious artifact ball that transport them and their Treehouse Comix Inc to in fields of Canterlot High School in Canterlot City. When they secretly watching on the big magical catastrophe on Fall Formal Ball at school, they saw a teenage girl who's from another dimension called Equestria named Sunset Shimmer was a cruel and power hungry bully but now heart broken and lonely so the boys decided to pen pals with her by writing paper airplane letters and draw comic books about her and along with other teenage girls: Applejack, Pinkie Pie, Rainbow Dash, Twilight Sparkle, Rarity and Fluttershy and their magic of friendship adventures for two years cause they've think of them as superheroes to them. But shortly after during past months, George and Harold have been caught by the Rainbooms and basically after the full introduction and explanation difficulty, they become friends each other until the Boys' arch rival the smartest, anti humorless and tattle tail boy genius Melvin Sneedly came to Canterlot City and that will be in BIG TROUBLE!!! Will George, Harold and Rainbooms stop Melvin before he took over?