Daughters of Day and Night(Jasper Whitlock f...
What if Bella Swan wasn't human and had a twin sister, Alexandre Swan they were the children of Day and Night.
They know about supernatural and are immortal like vampires but can eat food and blood, the can also go out in the sun.
They have gifts like vampires. Bella can copy vampires gifts and if a human has a special skill then she gets the vampire version of it. Alexandre has the same gift as Bella but people have to be under her shield for Alexandre to copy gifts.
They move to Forks and live in there own three bedroom house. When they go to school they know immediately that the Cullen's are vampires but the Cullen's don't know what Bella and Alex are.
The twins are invited to La Push and meet the wolves, they become friends with Jacob, Embry, Quil, Leah and Seth. They visit the Cullen's and tell them what they are. Afterwards when the twins are home the tell each other that Bella thinks she is Jaspers mate and Alex thinks she is Alice's mate.