Demon into modern human society

Prologue

This is the story of Shin, a demon who was once known and feared to cause destruction in whole existence… the one who was even mightier than the God and Deities themselves but he got tricked and was teleported to a planet where most of his powers got spilled into six crystals and were lost on that planet… in various locations of that country but Shin didn't liked that and went to find the crystals and gain his powers back by help up his mental and physical power and his followers the "Satanic Knights"

(Update time is irregular but I will try to upload everyday)