The journey takes them to different worlds and realities, where they encounter strange creatures and civilizations. Book Plot Description Bij Nader Inzien Deel (In the Shadow of the Unknown) Author: Visser, J Genre: Science Fiction Summary: Bij Nader Inzien Deel is a thrilling science fiction novel that delves into the possibilities of interdimensional travel and the consequences of tampering with the fabric of reality. The story follows a group of scientists who invent a device called the "Nader which allows them to traverse through time and space, exploring distant worlds and civilizations. As they venture deeper into the unknown, they encounter strange beings and realities, forcing them to question the nature of reality and their place within it.

''