Riki was always known as the cold hearted badboy at your school, everyone feared him, he never really spoke with anyone ever other then his two best friends kim sunoo and yang jungwon, but one thing riki had a soft spot for was animals, especially cats, you knew this since you two use to be childhood best friends but then drifted apart when high school started, he became cold, mean, introverted, arrogant, and you got too busy with studies