Cassius Olcinius is an Imperial commoner who resides in the Vivec, St. Delyn Canton. He will automatically speak to the Nerevarine if they come close to him.
He may be hard to see, due to having been turned invisible by a local wizard. He will tell how he has been turned cursed with permanent invisibility by a Telvanni wizard, Fevyn Ralen, and claims to not know why it was done to him. He will then for help finding a cure.