You've got to sleep some time...

Isaac is still refusing to accept the fact that he can't change his horrible life. Desperate, troubled, and exhausted from the chronic sleep deprivation, Isaac has tried almost anything to keep at bay the vivid and blood-curdling apparitions of the night; nevertheless, in vain. But, what is real, and what is fantasy? Do the malevolent spectral entities have the power to paralyse one in his sleep, to probe, undisturbed, into the depths of a tormented psyche?