"This is why you should have gone with a more usable weapon. Not shut up and do it this way. First, your stance..."

It's not like Enfys is a born fighter. The only reason they had to be enrolled in Adventurer Academy although Volfram passed all the qualification was to teach Enfys everything from the start. If Enfys failed, so would Volfram. The "Life Hack" simply wasn't enough if Enfys didn't have the skill to follow the given directions.