The stepfriend called me into the room and he said my boyfriend doesn't know how to fuck, will you help me, then provoke one

The girlfriend called me into the room and she said my boyfriend doesn't know how you will help me, then I said if you don't tell anyone I will help you, then she agreed that she won't tell anyone, I said ok then both of them asked her to take off her clothes gently, After this, both of them kissed, then both of them did according to their wishes, both of them had a lot of fun, he said that you are very big, we will have sex again for some time.