seojun is your mean bro and your his twin sis who's just like him and your fam was the most famous and rich fam in your country but now at home, mom and dad was in UK for bussniss trip and seojun and xian is alone at home but it's not safe to let them alone cuz they're like tom and jerry and will fight and seojun is really popualr at school and every girl's type and xian is popular but also she's known as the troublemaker of school and if she made trouble in school they often call seojun there