HeLp :O

Im trying find this mangwha about thisgirl who has mrnories of her past. She gets adopted by a duke eith black hair and red eyes for 20000 dollars (i think) from a blonde witch(?).she finds out later that her pink eyes are in the category of red (shes a rare breed) and is actually part of the dukes family, also has a brother who has blsck hair and red eyes with the name Carles(i think?).