Jeby needs to hold herself over a board covered with thumbtacks while Tanita is pleasing her hard with her bare hands as well as making use of a pair of chopsticks yet Jeby's muscles are so weak that she falls on the tacks right away whimpering as well as screaming in pain.
Vampire clamps in our vocabulary are simple clothes-pins and spring clamps enhanced with a couple of markers pins or thumbtacks. When they are clamped on the brow or perhaps the labias the pain is more painful mainly since the hooks don't penetrate the skin at oncethey are just pushing on the nerve ends.