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1. The Blueberry Experiment by Obese Quirrel (BennettSoddy)

   Fandoms: Hollow Knight (Video Games)  

   • Explicit
   • No Archive Warnings Apply
   • F/M
   • Complete Work

   18 Jan 2026

   Tags

   • No Archive Warnings Apply
   • Monomon the Teacher/Quirrel (Hollow Knight)
   • Monomon the Teacher (Hollow Knight)
   • Quirrel (Hollow Knight)
   • Smut
   • Blueberry Inflation (Charlie and the Chocolate Factory)
   • Inflation
   • Belly Bulge
   • Belly Kink
   • Belly Expansion
   • hyper inflation
   • Tentacles
   • Tentacle Sex
   • Anal Sex
   • Multiple Orgasms
   • Hurt/Comfort
   • Explicit Consent
   • Sexual Experimentation
   • deflation
   • Overstimulation
   • Vomiting
   • I think that's about it
   • this was a commission

   Summary

   A strange berry is discovered with transformative properties. Monomon decides that Quirrel is the perfect test subject.

   Series

   • Part 14 of Obese Quirrel's Obscene HK Writings
   • Part 1 of Commissions

   Language:

   English

   Words:

   4,162

   Chapters:

   1/1

   Comments:

   1

   Kudos:

   5

   Hits:

   411