Demon Slayer: Kimetsu No Yaiba: Ice Blade Frost Flower

The protagonist Frost traveled through Demon Slayer: Kimetsu no Yaiba and was picked up by Tanjiro's family in the ice and snow. He became Tanjiro's older brother. He later created his own ice breath and worked hard to become stronger. Single heroine. "My family is dead, and my sister has turned into a ghost. I have no intention of explaining right and wrong. In the future, I will wash this world with the blood of evil ghosts!" "My frost blade will not only kill ghosts, but also split all the darkness for you." "The ice blade has not yet reached its peak, and I will continue to refine its edge."