Queen Goodbye Black Swan

The day I wanted to confess, the boy I loved betrayed his family and left my world forever. I am Qing Nana who failed to confess her love. I am - the third black knight! I am so ordinary, why would I become the third black knight? Why can't I be with the person I love for fear that he will love me as much as I love him? Why do I cry but never let go of his hand, fearing that the man with the exclusive X crest is a demon sheep? Because——I must become a Black Knight for my friends! I must suffer in love for my partner! Because - that sheep-sounding demon who has the exclusive X crest, he told me what a partner is and what a black knight is. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.