i find establishing boundaries helps ? i.e. "hey can you do (x thing)?" or "hey can you maybe not do (x thing)? it makes me uncomfortable." .. both for you and them

I know fps games, it's virtual, generally there's a character, in short you have to manage it, if you chose a woman, they also have weapons, they destroy you in 2 seconds

Explain how you feel about them! Ask them how often they'd like to chat (hours/days), and remember that they can have other friends too :) /Lh /Gen