R'lyeh's sole purpose in life has always been simple: being useful to others. The evil deity took advantage of that facet of her character and merged with her, transforming both of them into something new—Cthulhu R'lyeh. A mental bond has been formed, tying her to the monster—a bond that cannot be broken, not even if the monster gets expelled from within her. "Iä! Iä! Cthulhu fhtagn—"