Dreams. Everyone have one, when they sleep they tend to dream about bizarre things that is not attainable in the real world, all that changed one day when the world suffered from a condition called Eternal Sleep. Those who suffered Eternal Sleep never woke up until a being known as the Dream Eaters manifested from the Dream and Nightmare of the people who fall into Eternal Sleep. Hope was lost but a man appeared that day with a strange mark resembling a Dreamcatcher on his left hand. That man is Ainz Cosmo the one who slain thousands of Dream Eaters around the world. The world has constantly face threats from Dream Eaters, an organization was built because of that. The organization is called Dreamers, an organization built to combat against Dream Eaters and the Terrorist group called Enigma, a group of people that manifested their abilities from Nightmares. Power born from their Nightmares and has been weaponized for Terrorist act. This story follows a young man named Yasuhito Seiji a 2nd Grade High school students, that had to experience a horrible encounter with a Dream Eater.