One

Eren is a omega and is kept trapped in a basement for six years. One day his pack is attacked by rogues,using this chance to escape,Eren fled. He stumbles onto another packs territory called "Wings of Freedom".
Levi is the alpha of the Wings of Freedom pack who hasn't found his mate yet. When a omega steps onto his territory he learns that he us his mate. Will he accept it him? Or will he reject him?