Mbuiaguana was a good teacher at the beginning. He was awarded as the best English teacher. In order to spread his experience, he was transferred to many schools, and finally to Manyanga Secondary school where the trouble begun. He was no longer the same. He designed difficulties tests to his students, and he charged money from his students to pass the class. He became rich from students money. He sexually abused many girls. He got a girl pregnant, and he denied the pregnancy. He wanted to marry a beautiful girl, after all the weddings arrangement, she did not show up at the civil registration office. He wanted to celebrate his birthday. A student promised him a lot of money but he did not fulfil the agreement. He called off his party. He hired a pistol from his friend, he took to school, and he killed the two students who did not keep their words. He was jailed many years. After, he dated his own daughter without acknowledging her. However, he couldnt have sex with her because he became impotent. So he looked for supernatural power; he tried witchdoctor and Zion prophet but no solution. Havoc was his last state.