If you were to accidentally stain your therapist's couch while on your period, a well-trained and ethical therapist would not react with anger or disgust. Therapists are typically understanding and compassionate professionals who recognize that accidents can happen, and bodily functions are a natural part of life.
A professional therapist is trained to maintain a nonjudgmental and empathetic attitude towards their clients. Accidents, such as staining a couch, are treated with understanding and are generally seen as an ordinary part of life. Therapists are well aware that their clients might experience a range of emotions and physical experiences during therapy sessions, and they are prepared to handle such situations with care and discretion.
In the event of an accident like this, a therapist would likely respond calmly and discreetly, ensuring that you feel comfortable and supported throughout the session. If needed, the therapist might have cleaning supplies readily available or a procedure in place to handle such incidents with minimal disruption.
If you feel concerned about this issue, it's perfectly acceptable to bring it up with your therapist and discuss any worries or preferences you have. Open communication is an essential part of the therapeutic relationship, and your therapist will do their best to accommodate your needs and make you feel at ease during your sessions. Remember, therapists are there to support you in a nonjudgmental and understanding manner, and they prioritize your comfort and well-being throughout the therapeutic process.