Fred Stiller, immersed in a computer simulation designed to mirror reality, finds himself adrift in a perplexing enigma when his friend, Guenther Lause, vanishes.

A growing conviction takes hold of Fred Stiller: his reality is not what it seems, but a meticulously crafted simulation. This unsettling belief casts a long shadow, prompting a quiet, creeping doubt in those around him regarding the stabil…