Quickie: Petri's Exer-size Experiment! (EA) (Patreon)

Exercising experiments with Petri can be more than a little overwhelming sometimes as a couple of her freshly fun-sized friends are now finding out!   

AH. She meant 'Exer-SIZING'- and by 'cooling down' she means shrinking down... Makes perfect Petri sense- scientifically!

(Will be up publicly in a few days!)