SooWon refused to help her (to even SEE and LISTEN to her), even though there could be another option because he thought his way to be the best one. He thinks a war will be the best way... Even though he knows it will be more like a massacre, seeing Xing's state.
And Yona... Let go of the last link with him she had been carrying with her all this time. In order to avoid a war and save her friends, her new family. I find it all pretty symbolic.
SooWon refused to help her (to even SEE and LISTEN to her), even though there could be another option because he thought his way to be the best one. He thinks a war will be the best way... Even though he knows it will be more like a massacre, seeing Xing's state.
And Yona... Let go of the last link with him she had been carrying with her all this time. In order to avoid a war and save her friends, her new family. I find it all pretty symbolic.