Dramatic writer. It's ambiguous whether the stories they tell in their writings are:

1. Reflective of reality
2. Reflective of Renaine's understanding of reality
3. A complete work of fiction

Joseph is a frequent antagonist of Renaine and their stories, often referring to them as a sensationalist and sometimes as a liar.

Unbeknownst to Renaine, Joseph is the mustard thief referenced in Mustard Murked in Midnight Madness and The Great Mystery of the Mustard Thief.