: The journal acts as a "family tree" of clues, bridging the gap between Rafael’s past and Jess’s current quest.
Earlier in the series, the (stolen by Billie) is a collection of papers and documents gathered by Peter Sadusky. It contains evidence of a larger conspiracy involving the FBI and the "treasure destroyers". Series Context for Searchers
The most "useful paper" in the series' lore is an written by the protagonist's mother, Manuela Valenzuela , decades ago in Mexico.
: Jess breaks her father out of a Mexican prison, and they go on the run to recover his hidden research.
