After Marlo loses the War of the Words against her brother, she is whisked away to the deepest bowels of the underworld. Guilt-ridden, Milton agrees to work for Principal Bubb in hopes that he can locate his sister and somehow free her. But his nefarious mission--to "character assassinate" the reigning vice principal of Sadia: Where the Really Mean Kids Go--runs afoul when he learns the true identity of this mysterious individual. Meanwhile, Marlo...