黑社會的我成為了高中生台灣

Ryuuji Nakamura, originally the top dog in the black society, became a high school student in Taiwan. He is arrogant, suave, and charismatic, with a dominant personality. His hobbies include chess and classical music. Notably, he saved a child from drowning and spent a year traveling across Europe. He has small habits like twirling a pen when thinking and always wearing a signet ring.