Throne and Liberty Story of That Day
Chapter 8: The Demon's Smile Exploration Codex Entry

Shadowmancers summoned Risieth to gain power, only to be destroyed by her. Havres, who was summoned over a hundred years earlier, was mortally wounded in a battle with the other demon over the Star Fragments on earth. These two demons each hid in a human body and devised a plan to defeat each other.