Witchcraft Works Vol. 14 (manga)

The infighting among the Workshop witches, instigated by the Witch of the Beginning, Alcina, is erupting into a full-out war with the appearance of Hydra Head. The cause of the townspeople getting frozen is revealed, and Alcina demands Takamiya stand trial for his crime of colluding with the enemy. And Kayou, Kagari's birth-mother, emerges from the shadows, pushing Takamiya and Kagari to the brink...!