A black miko with a mysterious identity appears next to Sesshomaru—Twelve months. Why does Platycodon hate her to the core? Why did Shisan secretly help Naraku? What is her connection with King Douya? Is she a victim or a conspirator? Enemy or friend? "Sesshomaru and the Black Miko" will reveal the answers one by one... I am the Black Miko, Tsuki, and I come from hell... Sesshomaru: You'd better not lie to me... Tsuki: What will happen if you lie? Sesshomaru: I will kill you. ... Thirteenth Month: As a villain, you have to cause trouble for the protagonist from time to time!