User blog comment:Darkcloud1111/''The Mark of Athena'' Plot Holes/@comment-3146930-20121012190657/@comment-5112532-20121012200628

I think Gaea's lying.

And also, Leo is Sammy's great-grandson. So maybe he had a kid in the 50s/60s. And then he had Espernerza (is that how you spell it?) in the 80s..it kinda makes sense?