Asking for weapons from another world, giving his real name. So after being willing to kill to escape and cover his tracks he goes full retard.
Ill give it a few chapters before hes telling random people about rice, mayonnaise and soy sauce.
Killing doctors was only option, his plan was to burn place down and pretend the 'injured guard' and everyone else was dead. But the old man stepping out ruined it.
Not wanting to look after a waste who will just grow old wasting her prime years for cultivation is a valid reason. But how she treated a childhood friend/love in trouble makes her trash.
Always a Salaryman.
I prefer the isekai where they get past life knowledge but the world alread has good farming or magic fridges etc so they cant do shit with basic info they learned from tv or in school 😂