Demon Slayer: Kimetsu no Yaiba is a fun fanfic, and the whole story is exciting and never feels aggrieved, making up for all the inconveniences of the original work! Kuroha Ling, the orphan of the Demon Slayer Team's Yinbu, carries the bloodline of a direct disciple of Tsukoku Yuen. After his parents were tortured by the demons, he awakened [Jikoku's bloodline mark] and has since embarked on the road to slaying ghosts. He analyzed all kinds of magic, unlocked the complete Breath of the Sun, opened the He Dao and the transparent world at will, counterattacked all the way from the logistics orphan, broke all the upgrade records of the Demon Slayer Squad, reached the pillar level in one year, and became the unique "Sun Wheel Pillar". Formed a double core with Tanjiro, protecting the Flame Pillar, the Soundproof Pillar, and the Savior Kasumi Pillar, untying Tomioka's righteous and brave heart, and guarding all members of the Demon Slayer Team. The fateful enemy Jiguo Soma appears. As a descendant of Black Death Mou and a subordinate of Wuhan, he brings the breath of the moon to cause a bloody storm. The three-party game has hidden murderous intentions. Black Feather Ling holds the red gold sun-wheel sword, and as a legacy of the country, he leads the ghost killing team to face Wuhan, and finally uses the thirteenth form of the breath of the sun to kill the thousand-year-old evil ghosts, end his fate, and safeguard the peace of the world!