Kiken Junai D.N.A.

危険純愛D.N.A.

She had always hated the fact that her younger brother had been cuter than her. Now, he's at her school, dressed as a girl and as a popular model for female clothing. Although it's not unknown that he is not a girl, all the boys like him. Thus, she is always rejected by her crushes. They're brother and sister but...?!