Tanis, a child genius, is the youngest son of two mad scientists. His family has spent their lives withdrawn from normal society living on an isolated island, where the couple conducts experiments on Tanis' siblings that result in them gaining abnormal abilities. However, this activity is put to a stop when they are caught and arrested. Tanis is brought by government officials to a more populated island, alongside his four siblings: Snow, a dog-human hybrid; Ashise, a plant-human hybrid; Aisley, a spider-human hybrid; and Suishi, a mind-reader. Being the only one who has not been genetically modified, Tanis takes on the responsibility of adapting his siblings to society, all while trying to conceal their' distinctive characteristics.

Years ago there was an underground match between Pro Wrestling and Nanshin Shadow Stlye (a secret and deadly form of martial arts) to see which form of martial arts was dominant, The Nanshin Shadow style came out victorious in the battle. Now in the present, the man who was defending Pro-Wrestling is back and is out to destroy Nanshin Shadow style in any way he can; however, it is now up to Kiichi, the son of the previous victor to defend the name of Nanshin Shadow style and it is his job to keep it from being completely erased from existance. (Source: ANN)

Eikichi Onizuka and Ryuji Danma are members of infamous biker duo, the Oni Baku. When not out riding around, they can be found in school, trying to pick up young women. This is the story of the young Onizuka, who would later become the greatest teacher in Japan, and his partner Ryuji in their quest to lose their virginity and reach maturity. They are widely feared bosozoku, and are known for their tenacity and viciousness in a fight. However, this lifestyle does not exactly endear them to the opposite gender, so they decide to change their ways. However, this is easier said than done. (Source: ANN)