When Percy and Annabeth are in need of a place to stay for their college years in California. Annabeth's father does some digging and finds an old college buddy of his: Carl Vey. Carl and Fredrick both arrange for the two couples to "room". And by "room" they really meant "heyannabethisreallyintoarchitecturesosheshoulddesignahugegiantmansionforthemalltoliveininpasadenacalifoniacuzwhythehell/hadesnot?"