https://blog.gongquiz.com/2022/01/02/lol-shy-%ec%83%a4%ec%9d%b4%eb%8f%84-%ec%9d%b8%ec%a0%95%ed%95%9c-%ec%8b%a4%eb%b2%84%ec%9d%98-%eb%89%b4%eb%a9%94%ed%83%80-%ec%97%ac%ec%a7%84-%eb%9d%bc%ec%9d%b4%ec%a6%88-%d1%8e/