Omen (Finding Omen)

Omen is the titular protagonist of Finding Nemo fanfic Finding Omen.

She is a new student in Mr Ray's class and Nemo's love interest.

History
Omen posed as a new student in Mr Ray's class to hunt down the barracuda that killed a clownfish named Coral and her kids... Nemo (one of Coral's surviving kids) fall in love with Omen...