[[Category: chapters]] "Jail Break!" is the fourth chapter of the Yu-Gi-Oh! manga. [[Chapter summary::Katsuya Jonouchi and Yugi Mutou notice Anzu Mazaki has been behaving strange lately. Investigation causes them to meet up with an escaped convict.| ]]Katsuya Jonouchi and Yugi Mutou notice Anzu Mazaki has been behaving strange lately. Investigation causes them to meet up with an escaped convict.