If you are looking for a specific update to a thread you were following, these types of posts are frequently deleted by moderators for violating "civility" or "fake story" rules. You might find archived versions on third-party Reddit archive sites by searching the exact title in a search engine.
"My Girlfriend is Everyone's Toilet Bitch" is an adult visual novel centered on themes of humiliation, NTR (cuckolding), and degradation. Given its "Final Updated" status, the game includes all chapters and potential endings.
: Adult fiction forums often host multi-part stories where "final updated" indicates the conclusion of a long-running series. Note on Content
: Encourage your girlfriend to express her needs and feelings to others, and offer support when she does.
While specific documentation for a title exactly matching " My Girlfriend Is Everyone's Toilet Bitch Final Updated" is not readily available in mainstream literary or media databases, the phrasing strongly suggests it belongs to a niche genre of internet-distributed adult fiction or "erotica" often found on self-publishing platforms or forums.