Shinyaku Märchen

The manga adapts the story of Sound Horizon's Märchen album. The story centers on the reclusive Therese von Ludowing, a woman who is able to craft herbal remedies, but is apprehended as a witch. With Therese's son murdered, and herself facing execution, she curses the world, and is reborn after her execution as Märchen von Friedhof. She begins her quest to exact revenge.

(Source: Anime News Network)