There was this manhwa in this there was the second Princess who was the female lead she had blonde hair she was very naive her sister the first princess was loved by all but she had health issues and had a commoner for her fiance .. this commoner fact was hidden from the public ... The male lead was the duke of a different kingdom who fell for the female lead at first sight and at first thought she was her sister... He visited the fl's kingdom with the prince of his kingdom who detested the duke and blackmailed the fl to act as his agent to the duke and marry him ... I lost it and don't remember the name of it please help me find
There was this manhwa in this there was the second Princess who was the female lead she had blonde hair she was very naive her sister the first princess was loved by all but she had health issues and had a commoner for her fiance .. this commoner fact was hidden from the public ... The male lead was the duke of a different kingdom who fell for the female lead at first sight and at first thought she was her sister... He visited the fl's kingdom with the prince of his kingdom who detested the duke and blackmailed the fl to act as his agent to the duke and marry him ... I lost it and don't remember the name of it please help me find