One of us is an invader and we have no idea who! (THEY LIVE: THE CARD GAME First Play)

About They Live: The Card Game – Save The City/Enslave The City, from BoardGameGeek:

THEY LOOK LIKE US. THEY SOUND LIKE US. BUT THEY ARE NOT HUMAN! They Live: The Card Game – Save The City/Enslave The City is an asymmetrical multiplayer card focused on strategy, teamwork, and deceit. Working collectively is the only way to survive, but not everyone is playing for the same team. Hidden among the group are secret Invaders determined to capture the city. The humans outnumber them, but the Invaders have the advantage of knowing what the teams are. You will start losing health shortly after the game begins, there is no avoiding it. you must act fast! Each turn begins with new resources being drawn to the middle of the table. These include weapons, ammunition, city parts and more. Players take turns to take and equip any cards they need. As Invaders, your goal is to enslave the city. You must stay hidden, act human, and try to collect the city cards to capture different areas of the city. The more you hold, the closer you are to winning. As Humans, your goal is to work out who among the team is an Invader. You need to take them down before it's too late! -description from developer