User blog comment:Menara/The Son of Sobek: The official PJ and Kane Chronicles Crossover/@comment-4902593-20130616074828/@comment-4649443-20130705025503

Also...my calculations of dates using very important stuff(the iPad, the album 19) to find out that the book probably happens when HoO finishes....

BTW, common enemy is probably Rick Riordan.CHB will be like: you were sent some tapes by the Egyptians, and you didn't tell us!?; while the HoL will say: You were the scribe for the Greeks and you didn't tell us and/or we didn't notice the books you wrote!?