Fire Emblem Three Houses/Hopes

So if they were unaware of the actual origins of the Crests and Relics, then where exactly did they believe they came from?

The answer seems to be in the previous entry:

“My life, along with my sacred weapon will unquestionably be forfeit.”

I think it’s clear Rhea isn’t the one who invented the “Crests and Relics are Divine Gifts from the Goddess” story. It seems Nemesis is responsible for that creative spin. But then again, I guess creative spins are kinda his M.O.

This is what The History of Fódlan, Part I says:

But is that the truth? How do we know Nemesis would really do this?

From Fire Emblem Heroes:

What about the Ten Elites? Who were they?

How did they end up joining Nemesis?

We now have at least one example of this.

From the book Crestological Mysteries:

From her S Support:

The Revival Event:

And then the magic circle:

Three Houses:

Also:

From Three Hopes: