The Gummi Bears were once part of a great civilization but are now scattered over the world. With the aid of the Great Book of Gummi, they slowly unlock the secrets of their past and the magic so long forgotten. Cubbi creates a crime-fighting alter-ego the Crimson Avenger but his actions hurt his friends so he decides that fixing his mistakes will be the Avengers last adventure. From saving Cavins grandpa to thwarting Igthorns evil plans theres always plenty of magical mayhem with the Gummi Bears!