Is English not your first language? They were making a rhetorical argument about our heroes, whoever they may be.

It’s clear from context that they’re talking about how Sam is a hero of Eric’s and Sam has fallen which is a thing that can happen.

> They were making a rhetorical argument about our heroes, whoever they may be.

Yes? That's what "plural generic first-person possessive pronoun" means. I was agreeing with you, mate.