In the 21st century, an earthquake devastated Japan, destroying Tokyo and leaving its people homeless and lawless. In the present, the ruins of Tokyo are a haven for thugs and street gangs, the most powerful of which is the ruthless Koryukai gang. Takateru Suga is visiting Tokyo on a mission: to find his sister Kiyomi, but things heat up once he discovers she's been kidnapped by the Koryukai themselves! With the help of a transvestite, colonel-turned-monk and a lot of firepower, Takateru must help defeat the Koryukai and save the city, or lose everything he holds dear!
After being placed in a reformatory, Saki Asamiya has only one thing in abundance: attitude. But attitude alone won't help when Saki is faced with a decision: become a cop and help hunt down criminals or watch her imprisoned mother be executed! Thus, she heads back to the crime-ridden school of her past, Takanoha High, only to find that a trio of women known as the Mizuchi Sisters have taken over. Armed with a deadly yoyo and a razor sharp wit, Saki is ready to clean up the school and save her reputation as the number one bully, while hurting the bad guys in the process!