Congrats to H"2"O for being the FTF
Gather the necessary numbers in each of these letter play caches, and add them if necessary, to arrive at the final coordinates to the bonus cache.
endogamous: Marraige within a specific group as required by custom or law. For example.....If you are a Harry Potter Fan, you know that Hermione was not born of an endogamous relationship. She was considered a filthy mudblood by the Slytherins.
Link to the series https://coord.info/BM8NCY3