My Rough Cat

Five hundred years have passed since the last war between the clans, and the world is becoming more modern every day... yet old grudges still haven't faded.
Naruto is the second pure Alpha of this era - the son of one of the most powerful families and the head of the Uzumaki companies, currently locked in an economic war with his rivals.
The only thing that truly matters to him?
The first Omega of the Uchiha clan... a leader Omega.
All the rules of society favor the Omegas, but the Uchiha family holds tightly to their traditions and keeps him locked inside a cage...

Sasuke enters the academy at 15 - but who would've thought he'd end up meeting a pure-blood alpha named Naruto?"