Hello, your condition is called wet dream phenomenon, wet dream is a kind of nocturnal emission, and infrequent nocturnal emission is a normal phenomenon, so wet dream with infrequent frequency is not a disease.
Suggestion:
In this case, you shouldn't be burdened with your thoughts. You should take part in more cultural and sports activities, adjust your regular life, distract yourself, avoid reading pornographic novels before going to bed, build up confidence and be able to heal yourself. Otherwise, you should see a doctor for treatment.