In the movie, "Seven Deadly Sins, The Prisoners of the Sky,". Vaness mentions about the Great Oshiro who fought in the Holy War alongside the Goddess Clan. The Great Oshiro is originally known as the Mother of Chaos who fought in the Holy War.

Long ago Hawk Mama was known as the Mother of Chaos, it was feared by the Demon Clan and it also possessed so much light that it was revered by the Goddess Clan. During the battle in the Sky Temple, she saved the celestials and the people by countering the Indura's attack by eating it. The Celestial Clan revere to her as a deity of their clan.

After the battle on the Sky Temple, the Seven Deadly Sins returned to Liones and there was a small scene about Hawk Mama revealing her true self.