It could be a problem of Nocturnal discharge. A common presentation of premature ejaculation problem. It is a condition where the threshold for ejaculation is low and minimal arousal can often lead to spontaneous discharge. Anxiety and stress happens to be an important risk factor. It is treatable.
Next Steps
Kindly consult with a sexologist for further management and detailed instructions. With suitable medications and instructions it can be completely cured.
Health Tips
Dont worry, it is completely treatable.