The Power Of A True Celestial (SDS fanfic)

It is said that the 4 ark angels were the strongest of all but they had the Celestials protect the Goddess Race.... So... If that's true... Then aren't they supposed to be stronger? Well as once demonstrated, the seven deadly sins easily over powered them. That was when Deminara wasn't there though. She's a 19 year old girl with fiery red hair. She's a Celestial but something about her role is different. Everyone knows that she's alot more powerful than the chief so shouldn't she be chief? Well, in theory yes, but something was different. Because the beings she fell for changed everyone's outlook on her...