Here, I give you the definition, copied from google
broth·er·hood
ˈbrəT͟Hərˌho͝od/
an association, society, or community of people linked by a common interest, religion, or trade.
"a religious brotherhood"
synonyms: society, fraternity, association, alliance, union, league, guild, order, body, community, club, lodge, circle
Never once did it say anything about how it can't have girls.
This is really cool. Unfortunately, I cannot start playing this game because then I will be a "n00b" and then surely hated upon. Then I will be accused of being a fake girl gamer.
broth·er·hood
ˈbrəT͟Hərˌho͝od/
an association, society, or community of people linked by a common interest, religion, or trade.
"a religious brotherhood"
synonyms: society, fraternity, association, alliance, union, league, guild, order, body, community, club, lodge, circle
Never once did it say anything about how it can't have girls.