The difficult guy, Anon A, had also problems on caring about others and their feelings.
Anon A: "I was thinking that your healer could kinda kill my character S."
Me: "NO."
Anon A: "Whatever. I was thinking it should happen like this..."
[Anon A is writing...]
"I said NO."
*is furiously clicking on the send button*
*wordless screaming*
*sigh*