Demon Slayer: Bloodline of the Black King, All Members Are Undercover in Mugen City

[Traveling back to Uyashiki Yōya + Awakening the Black King's bloodline + All members undercover in Mugen City + Demon Slayer Kaname watching with a smile + perfect ending] When Ye Zhen woke up, he found that he had traveled through time and became Uyashiki Yoshiya, and awakened the bloodline of the Black King of the Dragon Clan. In order to survive, he decided to lead the Demon Slayers to victory. Soon Ye Zhen discovered that his blood could transform people into dragon hybrids and gain speech spirits. After becoming a hybrid, even if you are contaminated with the blood of a ghost, you will not actually become a ghost. Therefore, under Ye Zhen's arrangement, the pillars were given dragon blood one by one, and surrendered to Oni Wu Tsuji Muzan and became an undercover agent. Infinite City was unknowingly ignored by the Demon Slayer Squad. Coming soon is. The first string: Rock Pillar: Ming Ming Island travels to the underworld. The second string: Flame Pillar: Purgatory Anjuro. The third string: Wind Pillar: Immortal Kawa Saneya. The Fourth Winding: Snake Pillar: Yihei Xiaoba Nei. The team of stringers: Kasumi Pillar: Tokitou Muichiro. Winding Land: Water Pillar: Tomioka Giyu. The first string of the lower string: sound column: Yu Zhuan Tianyuan. The second part of the second string: Love Pillar: Ganlu Temple Mili. The third string: Insect Pillar: Butterfly Ninja. The fourth part of the lower string: the head pillar: Tanjiro Kamado. The team at the end of the string: Mingzhu: My wife is good at ease. The land of the lower string: Yan Zhu: Mouping Inosuke. Onimbutsuji Mukai: "Wow haha, the Demon Slayer Squad is totally vulnerable. This world belongs to me after all!" Is this really the case?