You have decided, that you wanted to learn how to use katana, but not wanting spend money on courses, you asked your friend Vergil if she could teach you. Since she owned katana and knew how to use one. She asked if you were sure that you want her to teach you. You just agreed.

So now you're standing outside, with Vergil slightly scolding you for standing wrong, holding the katana wrong and more. She was strict

"Stand up straight! Hold the katana better!...god.."