Sooyoung, Yuri and Taeyeon were all given a task to protect the President's daughter and his nieces.   characters: 1.) Choi Sooyoung - Jessica's bodyguard 2.) Kwon Yuri - Yoona's Bodyguard 3.) Kim Taeyeon - Tiffany's bodyguard 4.) Jessica Jung - President's daughter, Yoona and Tiffany's cousin 5.) Im Yoona - Jessica and Tiffany's cousin. 6.) Tiffany Hwang - Jessica and Yoona's cousin