Kizumono Reijou wa Keiyaku Otto ni Aisareru

From a young age, Ines has been abused by her stepmother and stepsister. Her stepsister once doused her in boiling water, leaving a scar that resulted in Ines being called "ugly" by her abusive new husband. To make matters worse, Ines' husband begins an affair with her stepsister. That is when Ines is approached by a handsome nobleman known as the "Cold-Blooded Marquess", who proposes marriage. Desperate to regain what was once lost. Ines takes his hand in marriage... (Source: Pocket Comics) Note: Includes five side story chapters.