Great Old: Dragon no Tsukurikata

Summary

After he was attacked by a dragon as a child, a mysterious mouth that only he could see appeared on the back of Shaal's hand... When he was 15 years old, he graduated from the Anthropological Society, and then moved on Theosophical Society to study humanity. There, he studies mystical phenomenons such as alchemy and magical visions, in order to learn how to create dragons and destroy the mouth on his left hand. (Source: MU)