How do I stop masking who I really am?
You stop masking by noticing the exact moment you switch it on, because most people who mask have lost the ability to feel the switch flip. The mask does not feel like performance from the inside. It feels like the only reasonable way to be in the room.
What the mask is actually doing
The mask is not vanity and it is not deception. It is a prediction engine that runs faster than conscious thought, calculating what version of you will keep the room stable before you have finished forming an opinion of your own. If you grew up reading a volatile parent's mood before you read your own hunger or tiredness, that calculation got wired in early and it never clocked out. So by the time you are in a meeting or on a second date, the scan is already complete and the presented self is already assembled. You are not choosing the mask moment to moment. You are running a program that was built once, under pressure, and never updated for the fact that most rooms now are safer than the one it was built in.
Why this is not a character flaw
A nervous system that monitors others more precisely than it monitors itself is not broken, it is well trained. Somewhere the accurate read of another person's state mattered more to your survival or belonging than the accurate read of your own, so your attention allocated accordingly. That is an adaptation, not a defect, and treating it like a defect is exactly what keeps people stuck, because shame just adds another layer to hide. The people who mask hardest are usually the ones who were punished, ignored, or quietly withdrawn from the one time they showed an unfiltered reaction. The mask is evidence you learned something true about a specific environment. The problem now is only that the environment changed and the learning did not.
The actual mechanics of dropping it
You cannot think your way out of a reflex, you have to catch it in the half second before it completes. The practical move is building a pause between the stimulus and the presented response, even one breath long, where you ask yourself what you would say if no one's comfort depended on your answer. Do this on low stakes moments first, like telling a friend you actually do not want Thai food, not on the conversation that decides your job or your relationship. Each small unmasked moment that does not end in disaster is data your nervous system uses to recalibrate what counts as safe, and that recalibration is slow and cumulative, not a single breakthrough. The goal is not permanent unfiltered honesty, it is having the mask as a tool you pick up on purpose instead of a default you cannot put down.
What to expect as it loosens
The first honest moments usually feel worse than the masked ones, sharper, more exposed, sometimes accompanied by a flush of shame that makes the whole project seem like a mistake. That reaction is not proof you did something wrong, it is proof the old system is still active and objecting to being overridden. People close to you may also react to the change with confusion or even mild resistance, because they built a relationship with the managed version of you and the shift asks something of them too. Expect a period where you feel less socially fluent, not more, before it gets easier, the same way any skill regresses briefly when you change the technique.
When this runs your life, it usually traces to one underlying pattern. For this, it is most often the Ghost rhythm, the thing under the behavior.