The character is transmigated(?) Noble lady that is expect to be a villaines in a novel. Then her fiance is an ass that wants to annul their engagement bcoz he's inlove with someone which is thw heroine of the story and she don't care at all. She met the prince that is suppose to be the ML when she is spying her fiance and the heroine to have some evidence of their affair. She also have a older brother that is really a sis-con that dotes on her which the prince friend/aide.