If a crewmate is actively pursuing you and has not communicated their reason for doing so, that is not your crewmate. If you see a crewmate actively performing sabotage on facility operation, that is not your crewmate. If you see a crewmate pop out of a vent, that is not your crewmate. If your crewmate doesn't do any of their tasks ever, they are not your crewmate.
14 parts