Hanayome no Kinjirareta Jounetsu

Quinn Sullivan, a cold businessman who wants to exact revenge on the Murray Oil Company CEO, takes over the company and orders the youngest daughter to marry him. Her older sister, Kira, is the only person who can protect her and goes face-to-face against the man with the long-standing grudge against her father. Kira confronts Quinn, begging that he let her sister go, but then finds herself thoroughly stunned when he changes his plan. "For your sister's freedom, would you be willing to take her place?" (Source: Renta!)