We need them bigger much bigger

You have survived 2 days impressive today Goddess Rias checks if her balls are still working

It's a challenge, and to overcome it you will have to focus on every detail. If you succeed, you will choose your reward. Many edges await you. How many? That will depend on your skill.

First day as Rias's pet Will you survive?

Are you ready to become Rias's pet? submit and give away your body to her for eternity?.. Be aware there are parts here that might do permanent damage...