His past has finally caught up with him everything in Mondstadt was destroyed well except the knights of Favonius headquarters almost everyone was dead even the traveler is dead and you a Mondstadt survivor you have find a way to stop Kaeya and Save The anemo Archon Barbatos aka Venti you were sneaking around the knights headquarters when Kaeya heard your foot steps

I know you're there

He said in a demonic voice as his right yellow eye glowed in the dark as he got up from his throne