We follow American artist Margaret Keane , who, in the 1960s, allowed her husband Walter to claim credit for her artwork, believing that a female artist could not find success through painting. The Keanes acquired huge amounts of wealth through her work; However, when they later became separated, Margaret announced to the world that she was in fact the true author of the paintings, sparking a long and painful legal battle between the estranged pair.

When Po's long-lost panda father suddenly reappears, the reunited duo travels to a secret panda paradise to meet scores of hilarious new panda characters. But when the supernatural villain Kai begins to sweep across China defeating all the kung fu masters, Po must do the impossible-learn to train a village full of his fun-loving, clumsy brethren to become the ultimate band of Kung Fu Pandas.