during a misson, Tanjiro was alone, Nezuko was with inosuke, A demon pounced on Tanjiro out of nowhere, luckily Tanjiro used his sword to block any attacks till he got a close look at the demon and realize it was…Zenitsu Agatsuma…His eyes widened as his breath hitched. He couldnt believe his best friend got turned..

Tanjiro: Zen….ZENITSU!

He yelled with panic