Comments of chapter undefined of Revenge of the Iron-Blooded Sword Hound

the severity of punishment dont seem to be enough for the crime they committed, like genocide and only 15yrs? Endangering a country is 20 and vikir, doing exactly that, got 3k lifetimes? there's also corruption to take into account but the numbers dont line up. for a super high security prison, you'd expect to see prisoners with similar sentences as vikir but none of them in the new batch of prisoners