It’s something i can’t understand, he can’t bit her but exchanging kiss with tongues and saliva is ok ? What kind of scientific logic is that ?
Ah something like your immune defence mechanisms have to be stronger in parts of your body that are open to outside stuff coming in than ones that typically aren’t - like your blood. Definitely wouldn’t take it as foolproof though.
It’s something i can’t understand, he can’t bit her but exchanging kiss with tongues and saliva is ok ? What kind of scientific logic is that ?