Manga by author Kashiwa Ten - Status ongoing

"After throwing myself to the magma, the being that appeared from there was none other than the one that corrodes everything, "The Legendary Dragon"."Just as all the honest hard work she'd put in from a young age was about to bear fruit by obtaining the position of fiance to the Crown Prince, it was none other than the willfulness of her younger sister that forced the engagement to be broken for the Duke's older noble daughter, Eliana.Heartbroken, she announced her candidacy to become the "Dragon's Bride", an honorable sacrifice, but after she threw herself to the boiling magma below, when awoke she found herself collapsed, covered in drool in a crater and?! "In accordance with that custom and stuff, I shall marry you!"A turbulent master and servant (?) relationship between "The Legendary Dragon" Greed, and "Super High Class Lady" Eliana, the curtain on their daily lives opens here!

Clara, who had been oppressed for many years by her tyrant sister, Enefia. Even their parents obeyed the sister's wishes, and Clara had no place in the Astraia Baron's household despite it being her home. In the midst of this, Clara's sister's engagement to a prominent nobleman was decided, and Clara finally felt relieved, believing she would be freed from this he**. However, even after the engagement, the sister's unfaithful nature did not change, and fearing the fiance might discover the inconvenient truth, the parents ordered Clara to monitor her sister. Despite Clara's efforts, her sister became pregnant with another man's child. The engagement was broken off, and the sister quickly eloped somewhere, leaving the Astraia Baron's household with a huge debt, angering the influential nobleman. In order to repay her family's debts, Clara was sold to a sadistic noble and faced severe torture, ultimately approaching death."If I could do it over again... This time, I will definitely kill you!" When Clara opened her eyes again, time had rewound to the day of her sister's engagement. Revived with strong determination, Clara pushed back against her sister's insidious bullying and ran to change the worst possible future.+