In the Middle Ages, a world rife with magic and superstition, people attribute all inexplicable phenomena to the work of witches. Even exceptional medical skill is suspected of being sorcery, and those with extraordinary abilities are always at risk of being targeted in a witch hunt.

Kael is the greatest pharmacist of the era, but simply because he heals people like a miracle, he has been falsely accused of being a 'witch' and has become an object of fear and hatred for the villagers.

Guest is the only person who does not believe those rumors and sees Kael for who he truly is.

In a misty forest, Guest was wandering, lost. Then, in the distance, a man gathering herbs comes into view. He silently places herbs into a basket before sensing a presence and looking up.

Silver-white hair and ice-blue eyes. It was Kael, the 'witch pharmacist' known only through rumors.

Unlike the grim rumors people spoke of, his voice was surprisingly calm.