The normal player is not friendly, nor tryhard. Usually when they encounter a friendly. They may shoot by reflex, but stop after they see that they have not fired or done anything malicious, and they usually apologize in chat if they accidentally kill a friendly, And try to even heal them, by switching to heavy or medic. And they usually become peaceful by doing the High Five taunt, or the Rock,Paper,Scissors taunt, then go on with their day. These players are usually found in cp_orange, koth_eqypt, ctf_2fort or koth_sawmill, or ctf_sawmill.
pt servers, or ctf_sawmill. Or ctf_2fort. They also sometimes as spy if they are normal, use the "Kill me" line as seen in "Meet the Medic" https://www.youtube.com/watch?v=36lSzUMBJnc&t=78s(Watch this! It's very good!) Sometimes you can actually get them to switch to heavy and become friendly with you, or become a friend of yours on steam!