This paper describes one of the reasons why Islam is so embedded in the identity and the culture of Bugis society. By studying some works of literature about Darul Islam in South Sulawesi and the Bugis pre-Islamic religion, the Islamization process in South Sulawesi was colored by fears, terror, and massacre. It was in Darul Islam Era, under Kahar Muzakar, when Bugis pre-Islamic religion was br…