Nasty Predicaments With Shocks and CBT for Amusement

The DG-Lab electric device has an extremely practical function. It can be set up so that pulling the button gives an electric shock.

Mistresses Gaia and Kamikatze have attached these buttons between their legs. When the slaves stretch their legs, they receive an electric shock.

To prevent them from simply sitting on the floor, two of them are attached to the ceiling by their necks and one is in strappado. May the suffering begin.