Mio ~'s Questions (2)

it's a manhwa about an emperor who was killed and then wakes up in the future at a house of some guy who is actually -used to be- his spouse,but this guy doesn't even remember him and starts to teach him Korean and ....
does anyone know its name?

hi!
so I'm looking for a yaoi manga..I forgot its name but the uke had blonde hair and the seme had brown and the uke did so much troublr and the sems told him 'what a waist of such a pretty face' and he was at fight and that
well I suck at describing :(
hope you'll help me