Spiritual God Armor

An ordinary boy living in a city called Tianji was preparing to travel during the summer vacation after graduating from his third year of junior high school. During this journey, he saw a monster that ordinary people couldn't see, called the Demon Eater. Just when the Demon Eater was about to devour the boy, an armored man rescued him. From then on, the young man formed a deep bond with this armored man. In daily life and getting along with the armored people, the boy slowly grows up, becomes an armored person who helps others, and explores the darker and more powerful mysterious organization behind the Demon Devourer...