Hand Gagged

Does any one else enjoy while being examined the Dr getting a cloth and putting a chemical liquid on it before placing over your mouth telling you to take couple of deep breaths as it is going to make you relaxed and holding there for awhile, as this always gets me excited

The use of substances which imply anything less than full (if reluctant) consent is a no-no for me. It’s important to me that the other guy is a full, if very passive, participant.