My ex used to do that a lot. I deliberately used to wear shirts whenever we go for movies because I knew he is gonna try and touch my skin no matter what I wear.
Whenever I see a girl's navel I can't resist the temptation to kiss her navel. What should I do? Why my mom expose her navel while she wear saree?
Try this.Put finger in that Hole and slowly move it around wall of the hole. The girl will get enough pleasure.