... Before the war, I rescued and taught Flayn as one of my students. You had promised me, before the Holy Tomb, that you would help me find answers about myself.

[ she helped him massacre his own devotees to protect his cover, she resists the urge to say. byleth won't pretend that she feels nothing but warmth for him—even placing his own actions aside, it's complicated and overshadowed by the awful tangle of hatred she can't help but feel towards seiros. still, she's reasonably certain that seteth wasn't involved or aware of the full scope of all the archbishop had done over the centuries; her father hadn't known him, after all.

but she can't be sure. ]

I don't know when or where I might see the Seteth I know again. But if you're anything like him, then...