Kasimo

Harry Osborne was one of the Prestigious scientists invited by the US Government to work on a grand project known as the ETSF Project, which was related to a mysteriously extraterrestrial object known as the Star Fragment that had crashed onto the Earth's surface from outer space. 

On a normal Monday, while carrying out his research and readings on the Star Fragment, suddenly an unexpected accident occurred causing the fabric of Space-Time around the Laboratory to distort and collapse, leading to the opening of a spatial rift right in the middle of the laboratory which ends up swallowing Harry and the Star Fragment in it....

But miraculously, Harry doesn't die in that horrible accident but finds himself transmigrated into the body of a young man named Aron Smith, in a Fantasy world of sword and magic, ruled by powerful Arcanists and Arcane organizations.

As Harry tries to learn more about his current identity, he soon comes across a mysterious fact about Aron...He comes to learn that, Aron who had been driven mad by his inextricable Nightmares, seems to have some sort of deep bond with the Nightmare Realm, a Mysterious and Forbidden Realm feared by even the mightiest Arcanist. 

After several turns of events, Aron finds himself transported inside the Nightmare Realm where he will have to fight his way out, in order to survive the countless lurking horrors of the Nightmare Realm.

Follow Aron as he finds himself turned into a Nightmare Creature by the Nightmare Realm, with a system and lots of broken skills and talents...

Table of Harbinger Of Nightmares: I Can Summon Nightmare Creatures

Table of contents

Volume 1