The Mountain God's Heir

Betrayed by his fiancée, the protagonist returns to his hometown. He stumbles into the Mountain God's cave and unexpectedly acquires the Mountain God's supernatural powers. These powers not only allow him to travel swiftly through the mountains and forests, but also give him an encyclopedic knowledge of hundred-year-old herbs. He even unlocks the ability to use his powers to cultivate medicinal herbs and to heal people.