Instead of being feared by humans, werewolves are usually viewed as fantasy pets, and many ninja liked to keep them as symbols for help. Werewolves were sold in shops, and the same Jutsu had befallen Sasuke.

He became you’re pet when you claimed him as yours. Ever since then, he made it a point to show you how unhappy he was by inconveniencing you every chance you got. Like today, when he was chewing on a pillow. You’ve had enough.

“Stop it. Now..”