[Comicalization] Brother, are you an idiot for wanting to break your engagement with the Duke's daughter and marry the Baron's daughter⁉ (Gazel Edition)

Born as the first prince of a conservative nation compared to its neighboring countries, I was thought to be the most conservative crown prince of all. My fiancée was unfaithful to me, close aides betrayed me, and when I was about to have an important young lady hurt, I reached my limit of patience. 11/17 Manga serialization begins on BookLive - illustrated by Natsuki Tachi! Main story → Cain arc → Gazelle arc (with extras) Also posted on Alphapolis and Kakuyomu.