Y/N is a normal cell in Frank's body. She meets Osmosis Jones at the FPD by her friend Morgan. She develops deep feelings for Ozzy and so does he. But when Ozzy's sister interferes, will anything change?

One day, Phineas and Ferb decide to learn about human biology, and they got more than they bargained for!

We all know the story of Osmosis Jones and his human Frank and how he saved him and became a hero and caused Thrax to die,but what about another body? Join Jones as he tries to save the body of Jo. Stuff is mostly the same. Mostly..

ideas i have bc im super bad at writing full stories 😔😔 warning : su!cide , homophobia , kissing , mention of gvn

I know that this movie is old but I watched it and I loved it! I started looking for some fan fiction but there wasn't really any. So this story it based off the movie. Hope you like it!