だって、あなたが浮気をしたから

The curtain rises on the brilliant comeback of a talented and beautiful lady whose fiancé was stolen by her own younger sister!!" With sharp, upturned eyes and lips that remain crimson even without makeup, Riche is rumored to be a 'villainess' due to her appearance. Men are intimidated by her, and she has never once been treated with the tenderness given to other girls. The only exception was her fiancé, Harkin, who seemingly understood Riche’s inner kindness and cherished her as a woman... or so she thought. One day, Riche witnesses Harkin secretly embracing her frail and sickly younger sister, Lilia, in the garden. Betrayed by the fiancé she trusted, Riche vows to break away from her past and rebuild her life. What destiny awaits her at the end of this path—?