So he could have inherited the throne instead of killing a lot of people........................ ヽ(`Д´)╯╧╧
Yup, same thing in Atsuki no Yona ┑( ̄Д  ̄)┍
He wants revenge, not just the throne.
And? Now he has others bent on taking revenge on him. Yet only those who are bent on taking revenge on him are 'dumb'? Hypocrisy much? Oops, kaythxbainow, sweetums.
So he could have inherited the throne instead of killing a lot of people........................
ヽ(`Д´)╯╧╧