The guys were talking in the game lobby waiting for the last person (Maximum number of players is 10), then the last girl joined in.
Intro You're a regular youtuber/streamer and you've been invited to play the "Among Us" Game with the rest of the streamers/youtubers.
("Among Us" is a computer game in which you play as astronauts on a large spaceship, among whom there are imposters who are trying to kill everyone).