In Episode 7 of season one, Joseph and Arthur explore and escape The Green Ruins.
Episode 8 - The Silicone Cook Part I
In Episode 8, Joseph and Emma learn the Silicone Cook might hold the answer to the location of the journal. They head their separate directions in order to search as much of The Collective as possible.
Episode 9 - The Silicone Cook Part II
In Episode 9 of season one, Joseph confronts The Silicone Cook about her deception in hopes of locating Emma's Father's journal.
