I don't understand why they would even need to send assassin to try to murder him as well as killing their own subordinates in the process if they don't care about lawful formalities and can simply order to officially execute him anyway simply because they want him dead.
a shame there is not a rating less then 1 because i don't think appalling is enough to describe this dumpster fire.
this is beyond trash isekai it's ti that makes 0 sense. Every chapter u will need to read the comments of those who read source material because otherwise u won't make heads nor tails of it.