Adult Content Warning
This work could have adult content. If you continue, you have agreed that you are willing to see such content.
-
Sins of My Brother by itsmoonpeaches
Fandoms: Fire Emblem: Fuukasetsugetsu | Fire Emblem: Three Houses
10 Mar 2026
Tags
Summary
Written for the Blue Lions Big Bang.
-
“Byleth’s strength was gone. The flow of time slipped through her hands. Instead of moments…she sent you years.” She paused, looking down at her translucent body. “And unfortunately for you, I do not have enough power to push you forward through time.”
Felix stood, swaying slightly. The landscape was wrong—too green, too untouched. The mountains in the distance still whole, the smell of war not yet seeded in the air. The river beside them burbling clear with life.
“How far?” he whispered.
Sothis’s expression darkened. “Eleven years. Imperial Year 1176.”
-
Or, the war is over, but everything goes wrong. In a desperate attempt to save her husband, the king, Byleth sends the only person left she can trust to the past to undo the mistakes that led them there. The only problem is that Felix was sent back further than he thought he would be.