[Now he gives the bladed cane a twirl, and maybe Declan's standing too close for that to be truly safe, but V seems weirdly familiar with handing of this kind of weapon. He isn't bothered, and the sharpened edge doesn't meet anything but air.]

Some blades skewer more easily than others. This is a nicely balanced weapon, and light. Straight through the heart with its point, and none would be the wiser until it was too late.

[V calm down.]

So what does attunement do, exactly?