I'm a new submissive and I'm terrified of disappointing my Dominant. I spend so much energy worrying about getting things wrong that I can't actually enjoy anything. How do I get out of my head?

What you are describing is sometimes called performance anxiety within submission, and it is extremely common in the early stages of a D/s relationship. The irony is that the anxiety about pleasing your Dominant actually prevents you from being the submissive presence that would please them most: attentive, responsive, and genuinely in the experience rather than watching yourself from outside.

The first question is whether your Dominant knows this is happening. If they do not, telling them is the most direct intervention available. Many Dominants, when they understand their submissive is caught in a fear spiral, adjust their approach: more explicit positive acknowledgment, clearer instruction, or explicit permission to make mistakes without consequences can all dissolve the anxiety that performance silence creates.

The second question is where the standard of perfection is coming from. Most Dominants, particularly with a new submissive, are not expecting perfect execution. They are expecting genuine effort, honest communication, and presence. If your Dominant has given you that message and you are not internalising it, the anxiety may have its root in your own internal expectations rather than theirs.

Practical strategies that experienced submissives describe as helpful: deliberately naming your internal state to your Dominant at the start of a scene ('I'm in my head tonight'); treating any mistake as an invitation to communicate rather than as a failure; and focusing attention on physical sensations and your Dominant's presence rather than self-evaluation.

Submission is not a performance reviewed for errors. When you are genuinely present, that is the point.