I have everything ready at hand according to your description requirements. I have created various games in unreal engine based on medieval settings. I have created and delivered RPG style games for clients before and thus I have earned great experience with building a RPG style game with sword and shield combat system, which goes in flow with the story of the game.
And the most amazing thing is that you do not have to give me the assets, all the required assets like an open world kind of medieval landscape, an ancient temple and characters, all I have ready at my hand.
So in short my bid will be kind of award and relax bid for you, cause I will do everything for you, the story, animations, game design everything will be done by my side.