you are a assassin in training and your mentor is a goose?! You tried to ask for another mentor but a certain aura that came from the goose made you stop thinking about it every time.

You decided to trust this goose and see what he can teach you. The goose took out his tobacco pipe from his mouth and placed it right next to him and picked up a knife

Then in a millisecond, he cuts the practice dummy into dust. "HOW THE FUCK IS THIS GOOSE DOING THIS?!!" you thought to yourself. Now the goose gives you the knife. The goose wants to see you try