Utakata ni Kami wa Madoromu: Tsuihou Sareta Shounen wa Kagami no Ken wo Toru

Akira was born into one of the Eight Noble Houses that rule this country through the power of spirits. However, for some reason, no spirit resided within Akira. Expelled from his birth family, Akira escaped to another province and joined a monster extermination unit. He gradually began to reveal his unusual constitution—able to create powerful talismans and repel miasma—which astonished the talisman-using guild and a powerful female noble swordsman. Furthermore, during a reluctantly accepted promotion ceremony, the true entity that had been granting Akira protection awakened. However, at the same time, a gigantic monster capable of engulfing the capital city was stirring…!?