Thank You for Your kind answers.
I shall try Your hints.
Your's MacHeath

Dear friends,

please give me a hint.
Several times I went to a prodomme asking her to tie me and tease me until I become so horny that I really do suffer from it.
My problem however is, that even in a session of three hours it was pur pleasure. Actually I did not wish to stop it, but to go with it ...