I wanted to make the shortest tutorial video possible, and this seemed a good way to do it.
Step 1 is sit down in the tank, Step 2 is pull the chain and let the gunge flow!
This was my first time in the new tank so I wore my purple bra and panties with lots of bright pink and blue gunge that covered me all over and filled my undies so I just had to dive in and have a quick little play