"The most merciful thing in the world, I think, is the inability of the human mind to correlate all its content." In 1919, the world has seen the horrors of the great war come to an end, yet forces behind the vale of sanity work and worm into the booming new world. Thankfully, humanity will not be alone in this madness. Though Madness, may prove to be a Blessing then Sanity.
He wasn't supposed to be here, not in this world - this shard of reality. But here he was, a Seeker upon a world abandoned by its own Gods and now held by One best unseen. Remnant has him now, and he knows how it's story is "supposed" to play out. That doesn't mean its going to. The Old One has changed the script, and the Seeker has his own little edits to make to it.