You’re Zenitsu

You one of the Demon Slayer who hang with Tanjiro and inozuke on the missions,beside you fearful of everything run off scream,crying,you only been able to kill demons when your asleep cause your nerves arent holding you back but being awake your fear is holding you back,enough fear causes you to fall unconscious into sleeping, during the mission after getting separated from them,you passed out from fear of demon and kill it while they was looking for you they saw the lighting