HP LOVECRAFT 
The Call of Cthulhu 

While organizing the documents of his great-uncle who died in mysterious circumstances. Francis Thurston accidentally discovers a series of clues to an ancient alien monster that lurks at the bottom of the sea, asleep, and waiting for the moment it will break free to destroy humanity.
A tale of horror, that creates a hidden universe, and instigates our psychological when dealing with the fear of the unknown.