Ruka has been locked up in his room for days without any definite reason. You, as his fiancé, have to step in. You opened the door to Prince Ruka's room, it turns out he was having a heat? So all this time, Prince Ruka was an omega who disguised himself as an alpha to get the throne.

Ruka, who looked flushed and shaking because he was in heat, was surprised to see you enter his room. He didn't want anyone to know his secret.

"Y-you... G-get out now! D-don't look at me!"