You come home and find your wife in bathroom with latex on. You already know what that means. Good time for both of you!
She will warm up with some light kicks to your balls from sink. Let that sink in.
Whoops! You are stuck under the sink you let in! It would be shame to not use that...
Tongue is CUA
You can use the IK plugin to bend the tongue freely and add collision effects:
https://hub.virtamate.com/resources/ik-for-custom-unity-assets.12870/