Twilight: Mated Worlds

Prologue

The world of the supernatural is a well kept secret, the vampires and wolves are to such beings that are the oldest of foes, two different species kept worlds apart and if they ever were to see the other chaos would ensue.
But the all mighty Volturi, rulers of the vampire world, have a well kept secret, hidden within the walls of Volterra. Will this secret be what finally connects the two supernatural worlds after so many centuries of conflict and unite them in a way none had ever imagined, or will this war between two almighty sides never end.
Her name is Cassia, and she's the Princess of the Volturi and of the entire vampire world, the daughter of Aro and Sulpicia, a half human, half vampire with exceptional gifts and family that loves her, she will learn that the wolves aren't as dangerous as she's been lead to believe, what a true friendship can be and how true love truly feels.
His name is Liam a  white wolf shifter, a part of the pack, he joins the Cullens in the confrontation with the Volturi, never having the intention to fight, he will learn the stories of the leaches are not all true and that there is nothing stronger then friendship and true love.