The Witch's Servant and The Demon Lords Horns

Chapter 38: The Witch's Servant and the Monster's Ally
Chapter 37: The Witch's Servant and the Unwavering Heart (2)
Chapter 39: The Witch's Servant and the Demon King's Fury
Chapter 37: The Witch's Servant and the Unwavering Heart (2)
Chapter 39: The Witch's Servant and the Demon King's Fury
The Eternal Vivian is dying from an unknown disease and must rely on her young apprentice Betty and her servant Arsenio to make the cure. Unfortunately, one of the ingredients is Horn of the Demon King- something completely out of reach of the two. Luckily, on the first expedition to the Demon King's Castle they meet a girl(?) who may be able to help them out…