"two-way street" implies an equal exchange, not just equal opportunity to speak, and only someone who's never been on the receiving end of one would ever make the mistake of thinking there's anything equal about it.
in fact, the only ones I've ever heard make that argument are bigots themselves, trying to excuse or defend their bigotry while shifting blame to their victims for "not standing up for themselves" or some other victim-blaming bullshit.
DARVO (an acronym for "Deny, Attack, Reverse Victim and Offender") is a reaction that perpetrators of wrongdoing, such as abusers, narcissists, or sexual offenders, may display in response to being held accountable for their behavior.[1] Research indicates that it is a common manipulation strategy of psychological abusers.