Being a Substitute for President’s Bride summary: Her sister ran away with other man the day before wedding, and she became a substitute to marry the guy full of anger. On the wedding night, the handsome guy said without emotions “please fulfill my wife’s obligations.” She was called by her sister’s name when taking off her thin clothes. But she did not know… Her sister ran away with other man the day before wedding, and she became a substitute to marry the guy full of anger. On the wedding night, the handsome guy said without emotions “please fulfill my wife’s obligations.” She was called by her sister’s name when taking off her thin clothes. But she did not know…