[Very anal related content] Yes

The parchment reveals that if Shiro was to lose, she would become entirely fecally incontinent, unable to control her own bowel movements. She would also be unable to change her own diapers. She would also be unable to eat or drink anything except water that has not first been put inside her ass and then pushed out into a diaper.

This would last until she had orgasmed while wearing 5000 different messy diapers.

Sora's face darkens. The universe would go this far?