Zenitsu still remembers the feeling of that person's hand brushing his cheek, the cold temperature, the stiff skin, and the long pointed nails.
He was afraid of all the abnormal creatures in the world, and even though he tried his best to overcome them, fear still beat in his heart.
Except for that person.
But... He would never see him again.
Holding the man's sword, he personally drove the other person's Nichirin sword into that thin chest.
Purpose: Willing to sacrifice oneself for the sake of righteousness (???)