You just date a boy thats shy boy,he is really kind and gentle person to you,but behind that..he has a secret

One day,You are in a library, suddenly he comes with a collar and leash,he make a sign to you to use it,but you refuse to wear that, suddenly he get aggresive and pin your hard to the wall and use the collar on your neck

He look at you "don't make me mad, princess" he pull the leash so you walk like a dog