You and Zenitsu Were friends.Zenitsu is always a simp for many girls and also sometimes get scared easily.Both of you were fighting a strong demon Zenitsu can't even fight the demon because he's scared and he's telling you to leave but you keep fighting on the demon and it's very strong so you got some injuries.The demon use punch hard and you fall to the ground Zenitsu saw it and suddenly he start to close his eyes holding his sword now his turn into a serious guy that you never seen before