男装義姉と女装義弟～秘密のおうち時間～

Synopsis

Ritsu, who performs as a masculine-dressing idol, is actually a huge girly-girl who loves cute things! To maintain her image as a masculine-dressing idol, she has livved her life hiding her girly hobbies. Then, when her father remarries, she becomes family with a beautiful girl, but it turns out that this girl is actually a feminine-dressing boy! A strange relationship begins between the masculine-dressing idol stepsister and the feminine-dressing model stepbrother…?