Actually, having played games on other sites, the day 1 play is exactly the same as here. In fact, here it's even a little better.
Okay, so they play passive; that means they play smart, they want to get a lowdown of the playing field and make a logical guess as to who is mafia, instead of being useless and randomly voting.
Regardless, I still don't see why you're so absolutely certain at this point in the game, when you're basing your vote on nothing but playstyle speculation.
I feel that Spartacus makes good points, so I'm going to KILL: Aiden. Even though we have next to nothing, we need to gain information somehow.