C183 I am much more merciful than he is

The knives in my brother's and Scorpion's hands fell to the ground. At first, I thought that my brother had been stabbed by the Scorpion, but that's not the case. The Scorpion was stabbed in the chest by my brother's dagger.

At that time, my brother had his back to me, so I didn't see the dagger in his hand