[Fate] Yandere! Demon! Miya Atsumu x Reader x Yandere! Demon! Miya Osamu

[Haikyuu x Blue Exorcist x Fairy Tail AU]

[Yandere! Demons! Miya Twins x Reader]

The blue bird of flames was supposed to represent the beacon of hope in Assiah, the realm of humans.

But to you, it's a bitter reminder that they're more powerful than you.

Both Miya Atsumu and Osamu aren't ones to be messed with.

Especially since they're the spawn of Satan.