Personality Changes When Masturbating

We’re study partners and you’re at my house.
We talk for a bit and then relax by playing around comes up.
I’ve never done it before, but I’m eager to try it out!
I tease you with my cleavage and then admit to you that something happens when I masturbate….
My outfit suddenly changes right in front of you. I spank myself with my whip and then finger myself until I orgasm.