Endurance Tests XIII

After so many tests with thousands of humans, Spinel's first invention is finally on the testing stage! And Amelia was happy to test them herself!

Spinel just had to accept that humans are disposable and sometimes unwilling to do their job, she has some techniques now to solve humans' disobedience, but she's gotta find the best one yet.

Commission for https://www.furaffinity.net/user/ponken featuring their oc Spinel and my oc Amelia as a sequel to the series: https://www.furaffinity.net/view/62097093/