Great Archive. (Dark Souls 3)

Kill all bosses

ThurboCat
You seriously don’t know? Have you even reached the archive?

Ivanych
killed Orshtein . But the archive door won't open.

Ivanych wrote: has
it
arrived?

Look at the Dark Souls wiki who you didn't kill there it will be written how to get to this boss

ThurboCat
>> cap mode activated << He thinks you're a woman.

Take ThurboCat
and go through all the bosses. before the armor. as soon as you kill all the lords of ash except the brothers, a key will appear at the door to the archive

ThurboCat
moblin
Well, what? It's logical, like .. The gender in the profile is not specified, and the avatar is so cute, with a heart)))) Smack))))

ThurboCat
Kill Aldrick, Jorm and the Void Guardians. After that you will be transported to the door of the archives. A key should appear on the corpse in front of the door. http://ru.darksouls.wikia.com/wiki/Great_archive