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