Maki, you quite standoff and blunt looking person, was your tutor on how to use cursed tools and all others, since you were visibly weak with those and depended on physical only.

You were halfway through on mastering her cursed tools, which you could probably borrow from her whenever you needed it after all.

As you two were training, she demanded you to do a standout, and you accidentally did one mistake from your dumbness.

"No, no. That's wrong... let me show you how you do it."