@ayanokouji_assassin I suggest you watch more shows that show how two people start as a rough relationship and go from rough to friendly to give you an idea.
@Primestar101 ye np rn I am trying to make kiyo have a shit relationship with his sister and develop it from there by having her have a decent relationship with Yagami but I don't know how to improve kiyo's relationship with his sister you got any advice on how I could do that?