After living for a long time in a fantasy world, I ended up becoming a villain! Whilst I beat up both bad guys and good guys as a villain, the legendary hero appeared in front of me. "Teacher!" He seems to be my disciple. Crap.. **Original Novel:** [Naver Series](https://series.naver.com/novel/detail.series?productNo=3876214), [KakaoPage](https://page.kakao.com/content/49893897), [Ridibooks](https://ridibooks.com/books/2200025821), [Joara](https://www.joara.com/premium_new/book_intro.html?book_code=1430754), Bookpal Note: The first eight chapters are the original story before the author scrapped them and began rewriting the story again from the beginning while keeping the same title and similar plot.